ASSET SALE AGREEMENT


                  THIS ASSET SALE AGREEMENT ("Agreement") is made as of the 23rd
day of  November,  1998,  by and between  Grant  Reserve  Corporation,  a Nevada
corporation   (the  "Seller')  and  Cherokee  Mining  Company  Inc.,  a  Wyoming
corporation (the "Purchaser"). The parties hereby agree as follows:

                  1.       Sale of Assets

                  1.1 Assets to be Sold.  Subject to the terms and conditions of
this  Agreement,  the Seller will sell to the Purchaser,  and the Purchaser will
purchase from the Seller all of the Seller's right, title and interest in and to
(i)  7,620,000  shares of common  stock,  without par value,  of Madison  Mining
Corporation,  a Montana corporation,  ("Madison"),  a wholly owned subsidiary of
the Seller and (ii) 36,388  shares of common stock,  without par value,  of Gold
King Mines Corporation  ("Gold King"),  representing  ninety-four and thirty-two
one hundredths  percent  (94.32%) of Gold King's issued and outstanding  shares.
The shares of Madison  and Gold King common  stock  being sold to the  Purchaser
hereunder   constitute   substantially  all  of  the  Seller's  assets  and  are
collectively referred to as the "Shares."

                  1.2 Purchase  Price.  The price (the  "Purchase  Price") to be
paid by or on behalf of the  Purchaser to the Seller for the Shares shall be (i)
$600,000  payable on the terms set forth in a Promissory Note  substantially  in
the form thereof attached hereto as Exhibit 1 (the  "Promissory  Note") and (ii)
an amount  equal to eighty  percent  (80%) of the Net  Proceeds  (as  defined in
Section 6.4 below) received by the Purchaser in excess of $681,715.

                  2.       Closing Date, Delivery

                  2.1 Closing Date. Subject to the satisfaction of the terms and
conditions  hereof,  to purchase and sale of the Shares to be purchased and sold
pursuant  to  Section  1.1 shall be held as soon as  practicable  following  the
approval  of  this  Agreement  by  the  Seller's  shareholders.   Such  time  is
hereinafter  referred  to as the  "Closing"  and  the  date  of the  Closing  is
hereinafter referred to as the "Closing Date."

                  2.2      Deliveries by the Seller and the Purchaser.

                  (a)  Delivery by the Seller.  At the Closing the Seller  shall
deliver to the  Purchaser  certificates  evidencing  the Shares to be  purchased
hereunder by the Purchaser,  which  certificates shall be duly endorsed in blank
or accompanied by stock powers duly endorsed in blank.





                  (b) Delivery by the Purchaser.  At the Closing,  the Purchaser
shall deliver to the Seller:

                  (i)      The Promissory Note; and

                  (ii) A Pledge Agreement in the form attached hereto as Exhibit
         2 (the "Pledge  Agreement")  pursuant to which the Shares shall be held
         as security for, among other things, the payment and performance by the
         Purchaser of its obligations  under the Promissory Note, this Agreement
         and the Pledge Agreement.

                  3.  Representations  and Warranties of the Seller.  The Seller
hereby represents and warrants to the Purchaser as follows:

                  3.1   Organization   and  Good  Standing.   The  Seller  is  a
corporation duly organized, validly existing and in good standing under the laws
of the State of Nevada.  Each of  Madison  and Gold King is a  corporation  duly
organized,  validly existing and in good standing under the laws of the State of
Montana  and  Colorado,  respectively.  Each of  Madison  and Gold  King is duly
qualified or authorized to do business in each jurisdiction in which it conducts
business,  or own property,  except where the failure so to qualify would not in
the aggregate  have a material  adverse  effect on the Seller,  Madison and Gold
King.

                  3.2  Authorization.  The Seller has full  corporate  power and
authority to enter into this Agreement and to perform its obligations  hereunder
and to consummate  the  transactions  contemplated  hereby.  This Agreement is a
valid and binding  agreement of the Seller,  enforceable in accordance  with its
terms  except  (a)  as  the  same  may  be  limited  by  applicable  bankruptcy,
insolvency,  moratorium  or similar laws of general  application  relating to or
affecting  creditors'  rights,  including,  without  limitation,  the  effect of
statutory  or other  laws  regarding  fraudulent  conveyances  and  preferential
transfers,  and (b) for the limitations imposed by general principles of equity.
The foregoing  exceptions set forth in  subsections  (a) and (b) of this Section
3.2 are hereinafter referred to as the "Enforceability Exceptions."

                  3.3 Licenses and Permits.  Madison and Gold King are each duly
licensed,  with  all  requisite  permits  and  qualifications,  as  required  by
applicable law for the purpose of conducting their respective business or owning
their  respective  properties  or both,  in each  jurisdiction  in which they do
business or own property, and where the failure to have such license,  permit or
qualification  could have a material  adverse effect on the assets,  liabilities
(whether absolute,  accrued,  contingent or otherwise),  condition (financial or
otherwise),  results of  operations  or business of either  Madison or Gold King
(hereinafter,  a "Material Adverse  Effect").  Madison and Gold King are each in
substantial compliance with all such licenses, permits and qualifications. There
are no  proceedings  pending or, to the Seller's best  knowledge,  threatened to
revoke or terminate any such presently existing license, permit or qualification
and the Seller knows of no reason why any such license,  permit or qualification
would not be renewed in the ordinary course.


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                  Purchaser is familiar  with the required  licenses and permits
required of, and held by,  Madison and Gold King.  Purchaser has been given full
access to Seller's records to review, and make copies of if so desired, all such
licenses and permits.  Purchaser  also has been  informed by Seller that Madison
and Gold King are in substantial  compliance with all such licenses and permits.
Purchaser  is  purchasing  the  Shares  with  full  knowledge  of the  attendant
responsibilities and liabilities associated with such licenses and permits.

                  3.4 Consents and Approvals. Neither the execution and delivery
of this Agreement nor the consummation of the transactions  contemplated  hereby
will  violate,  result  in a  breach  of any  of the  terms  or  provisions  of,
constitute  a  default  (or an event  which,  with the  giving  of notice or the
passage  of time or both,  would  constitute  a  default)  under,  result in the
acceleration of any indebtedness under or performance required by, result in any
right of  termination  of,  increase  any amounts  payable  under,  decrease any
amounts receivable under, change any other rights pursuant to, or conflict with,
any material  agreement,  indenture or other instrument to which the Seller is a
party or by which any of its  properties  are bound,  or any  judgment,  decree,
order  or award of any  court,  governmental  body or  arbitrator  (domestic  or
foreign)  against  the  Seller.  No  consent,   license,   approval,   order  or
authorization  of, or declaration,  filing or  registration  with, or payment of
tax, fee, fine or penalty to, any governmental  bureau,  agency or commission or
regulatory   authority  (domestic  or  foreign)  or  any  other  person  (either
governmental or private),  is required to be obtained or made in connection with
the execution and delivery by the Seller of this  Agreement or the  consummation
of the transactions contemplated hereby except to the extent that the failure to
obtain such consent,  license,  approval, order or authorization or to make such
declaration,  filing,  registration or payment would not have a Material Adverse
Effect.  All prior consents,  approvals and authorizations of, and declarations,
filings and  registrations  with,  and  payments of all taxes,  fees,  fines and
penalties to, any governmental or regulatory  authority (domestic or foreign) or
any other person (either  governmental  or private)  required in connection with
the executions and delivery by the Seller of this Agreement or the  consummation
of the transactions  contemplated hereby have been obtained, made and satisfied.
The shareholders of Seller must approve this transaction.

                  3.5 Financial Information. The Seller's consolidated financial
statements  for the year ended  December  31, 1997 as reported on by the firm of
Jackson  &  Rhodes,  P.C.  and the  Seller's  unaudited  consolidated  financial
statements  for the nine (9) months ended  September 30, 1998 have been prepared
from the books and  records of the  Seller,  Madison  and Gold King and  present
fairly the financial condition of the Seller, Madison and Gold King at and as of
such  dates  in  accordance  with  generally  accepted   accounting   principles
consistently applied ("GAAP"),  except that required footnote disclosures may be
omitted.  Copies of such financial  statements have previously been delivered to
Purchaser.

                  3.6 Real  Property.  The Seller has  previously  delivered  to
Purchaser a complete  description  of all real  property  owned by Gold King and
Madison at the Closing Date (the "Real Property").


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                  3.7  Shares  of  Madison  and  Gold  King.  The  Shares  to be
delivered to Purchaser  pursuant hereto are duly and validly  issued,  full paid
and non-assessable and when delivered to Purchaser hereunder will not be subject
to any mortgage,  lien,  claim or other  encumbrance  whatsoever  (other than as
provided in Section  2.2(b)  hereof) and shall vest in Purchaser  legal title to
the Shares.

                  4.  Representations  and  Warranties  of  the  Purchaser.  The
Purchaser represents and warrants to the Seller as follows:

                  4.1  Organization  and  Good  Standing.  The  Purchaser  is  a
corporation duly organized, validly existing and in good standing under the laws
of  Wyoming  and  is  duly  qualified  or  authorized  to do  business  in  each
jurisdiction in which it conducts business,  or owns property,  except where the
failure to so qualify would not in the aggregate have a material  adverse effect
on the Purchaser.

                  4.2 Authorization.  The Purchaser has full corporate power and
authority to enter into this Agreement and to perform its obligations  hereunder
and to consummate  the  transactions  contemplated  hereby.  This Agreement is a
valid and binding agreement of the Purchaser, enforceable in accordance with its
terms except for the Enforceability Exceptions.

                  4.3 Acquisition of Securities. This Agreement is made with the
Purchaser in reliance upon the Purchaser's  representation to the Seller,  which
by the Purchaser's  execution of this Agreement the Purchaser  hereby  confirms,
that the Shares to be received by the Purchaser  will be acquired for investment
for the Purchaser's own account,  not as a nominee or agent, and not with a view
to the resale or distribution of any part thereof, and that the Purchaser has no
present  intention  of selling,  granting  any  participation  in, or  otherwise
distributing  the  same,  and  the  Purchaser  has no  present  or  contemplated
agreement,  undertaking,  arrangement,  obligation,  indebtedness  or commitment
providing for the disposition thereof.

                  4.4   No   Registration.   The   Purchaser   understands   and
acknowledges  that the Shares are not  registered  under the  Securities  Act of
1933, as amended (the "Act"),  or under any other  applicable  blue sky or state
securities  law. The Purchaser  understands  that there is no current market for
the Shares and the Purchaser  further  understands  that it is not expected that
any such market will develop.

                  4.5 Consents and Approvals. Neither the execution and delivery
of this Agreement nor the consummation of the transactions  contemplated  hereby
will  violate,  result  in a  breach  of any  of the  terms  or  provisions  of,
constitute  a  default  (or an event  which,  with the  giving  of notice or the
passage  of time or both,  would  constitute  a  default)  under,  result in the
acceleration of any indebtedness under or performance required by, result in any
right of  termination  of,  increase  any amounts  payable  under,  decrease any
amounts receivable under, change any other rights pursuant to, or conflict with,
any material agreement,  indenture or other instrument to which the Purchaser is
a party or by which any of its  properties are bound,  or any judgment,  decree,
order or

                                       -4-


award of any  court,  governmental  body or  arbitrator  (domestic  or  foreign)
applicable  to the  Purchaser.  No  consent,  approval or  authorization  of, or
declaration,  filing or registration  with, or payment of any material tax, fee,
fine or penalty  to, any  governmental  or  regulatory  authority  (domestic  or
foreign) or any other person (either  governmental  or private),  is required in
connection with the execution, delivery and performance by the Purchaser of this
Agreement.

                  5.       Conditions.

                  5.1      Conditions to Closing.

                  (a) Conditions to Purchaser Obligations. The obligation of the
Purchaser to purchase the Shares at the Closing is subject to the fulfillment on
or prior to the Closing Date of the  following  conditions,  any of which may be
waived in accordance with the provisions of Section 8.1 hereof:

                           (i)    Representations    and   Warranties   Correct:
                  Performance of Obligations. The representations and warranties
                  made by the  Seller  in  Section  3  hereof  shall be true and
                  correct  when  made,  and  shall  be true and  correct  on the
                  Closing  Date with the same  force  and  effect as if they had
                  been made on and as said date; the Seller shall have performed
                  all obligations and conditions herein required to be performed
                  or observed by it on or prior to the Closing Date.

                           (ii)  Authorization.  All  action  on the part of the
                  Seller  necessary to  authorize  the  execution,  delivery and
                  performance  of this Agreement and other  agreements  provided
                  for herein  including the approval of this  transaction by the
                  Seller's   shareholders,   and   the   consummation   of   the
                  transactions  contemplated herein and therein, shall have been
                  duly and validly taken by the Seller,  and the Purchaser shall
                  have  been  furnished  with  copies of  resolutions  and other
                  instruments  authorizing  this Agreement and the  transactions
                  contemplated herein.

                           (iii)  Consents  and  Waivers.  The Seller shall have
                  obtained any and all consents,  permits, orders, approvals and
                  waivers  necessary  or  appropriate  for  consummation  of the
                  transactions  contemplated  by this  Agreement,  including the
                  approval  of  Seller's  shareholders  and all  authorizations,
                  approvals or permits, if any, of any governmental authority or
                  regulatory  body of the United States or of any state that are
                  required  in  connection  with the  lawful  sale of the Shares
                  pursuant to the terms of this Agreement.

                           (iv)   Documents.   All  documents  and   instruments
                  incident  to the  transactions  contemplated  hereby  shall be
                  reasonably satisfactory in substance and form to the Purchaser
                  and Purchaser's counsel.


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                           (v) Certificate of Compliance.  The Seller shall have
                  delivered  to the  Purchaser  a  Certificate,  executed  by an
                  authorized  officer of the Seller,  dated the Closing Date, to
                  the effect  that the  conditions  in Section  5.1(a) have been
                  satisfied as of such date.

                  (b) Conditions to Seller Obligations.  The Seller's obligation
         to sell the Shares at the Closing is subject to the  fulfillment  on or
         prior to the Closing Date of the following conditions, any of which may
         be waived by the Seller in  accordance  with the  provisions of Section
         8.1 hereof:

                           (i)  Representations  and  Warranties  Correct.   The
                  representations  and  warranties  made  by  the  Purchaser  in
                  Section 4 hereof  shall be true and  correct  when  made,  and
                  shall be true and  correct on the  Closing  Date with the same
                  force  and  effect  as if they had been made on and as of said
                  date.

                           (ii) Shareholder Approval.  The Seller's Shareholders
                  shall have  approved  the sale of the Shares to  Purchaser  in
                  accordance with the laws of the State of Nevada.

                           (iii)   Documents.   All  documents  and  instruments
                  incident  to the  transactions  contemplated  hereby  shall be
                  reasonably  satisfactory  in substance  and form to the Seller
                  and the Seller's counsel.

                           (iv)  Certificate of Compliance.  The Purchaser shall
                  have  delivered  to the Seller a  Certificate,  executed by an
                  authorized  officer of the Purchaser,  dated the Closing Date,
                  to the effect that the  conditions in Section 5.1(b) have been
                  satisfied as of such date.

                  6. Purchaser's Covenants.

                  The  Purchaser  covenants  that on and after the Closing Date,
and for so long as it owns  any of the  Real  Property  and  until  all the Real
Property is sold it will:

                  6.1 Sale of Real  Property.  Use its best  efforts to sell the
Real Property, in arms length transactions,  for cash considerations equal to or
greater  than the fair  market  value of the Real  Property  at the time of such
sale.

                  6.2  Payment of Taxes.  The  Purchaser  will pay,  before they
become  delinquent,  all taxes,  assessments and governmental  charges or levies
imposed upon it or the Real Property,  provided that such items need not be paid
while being contested in good faith by appropriate proceedings.



                                       -6-


                  6.3      Maintenance of Corporate Existence, Etc.

                  The Purchaser will:

                  (a)  Financial  Records - keep true and  correct  records  and
         accounts  and will  prepare its  financial  statements,  and  financial
         statements  for  Madison  and  Gold  King,  in  accordance  with  GAAP,
         consistently applied;

                  (b)  Corporate  Existence  - do or cause to be done all things
         necessary  to  preserve  and keep in full  force and  effect  its,  and
         Madison's and Gold King's corporate existence, rights and franchises;

                  (c)  Compliance  with Law - not be in  violation  of any laws,
         ordinances,  or  governmental  rules and regulations to which it or the
         Real  Property is subject  and will not fail to obtain or maintain  any
         licenses,  permits,  franchises  or other  governmental  authorizations
         necessary to the  ownership  of the Real  Property or to the conduct of
         its business,  which violation or failure to obtain or maintain,  might
         materially adversely affect its business or the Real Property.

                  6.4  Payments  of Portion of Sale  Proceeds  Upon Sale of Real
Property.  Purchaser  hereby agrees to pay Seller as part of the Purchase  Price
for the Shares  pursuant to Section 1.2, an amount equal to eighty percent (80%)
of the cumulative Net Proceeds (as defined below)  received upon the sale of the
Real  Property.  "Net  Proceeds"  shall  mean any and all  amounts  received  by
Purchaser in excess of $681,715 in connection with bona fide sales of all of the
Real Property to persons unrelated to the Purchaser or the holders or beneficial
owners  of the  capital  stock of  Purchaser,  less,  the  reasonable  costs and
expenses of sale, including reasonable brokerage commissions, attorneys fees and
recording taxes and fees, if any,  incurred by Purchaser in connection with such
sales of the Real Property. The terms, including the sale price, of all sales of
Real  Property  must  be  approved  by  Seller,   such  approval  shall  not  be
unreasonably withheld.

                  6.5 Sale of Shares;  Issuance of Additional Shares. So long as
the  Promissory  Note is not fully paid, and so long as any of the Real Property
remains  unsold,  Purchaser  will not sell or otherwise  depose of, or grant any
option or  warrant  with  respect  to,  any of the Shares or create or permit to
exist any lien or encumbrance  upon or with respect to any of the Shares (except
for the lien created pursuant to the Pledge  Agreement) and at all times will be
the sole beneficial owner of the Shares.

                  6.6 Sale of Assets or Merger.  So long as the Promissory  Note
is not  fully  paid  and so long as any of the  Real  Property  remains  unsold,
Purchaser will not sell distribute or otherwise  dispose of any of its assets or
permit  the  sale,  distribution  or other  deposition  of any of the  assets of
Madison and Gold King, other than the Real Property in accordance with the terms
of this Agreement,  and the Purchaser will not consolidate or merge with or into
any  other  person  nor  will it  allow  Madison  or Gold  King to so  merge  or
consolidate with or into any other person.

                                       -7-


                  6.7 Liens and Encumbrances. Purchaser shall not create, permit
or suffer to exist  (other  than as provided in this  Agreement)  any  mortgage,
encumbrance,  lien, security interest, claim or charge against the Real Property
or any part thereof, except as expressly agreed to in writing by the Seller, and
Purchaser  shall  defend  and  cause  Madison  and  Gold  King to  defend  their
respective  interest in and to the Real Property  against the claims and demands
of all persons  whomsoever,  other than the claims of the Seller as provided for
herein.

                  7.       Defaults.

                           7.1 Nature of Events.  A "Default" shall exist if any
of the following occur and is continuing:

                  (a) Principal and Interest  Payments - Purchaser fails to make
         any payment of principal or interest on the Promissory Note on the date
         such payment is due, and such payment  remains unpaid for ten (10) days
         after written notice of non-payment is received from Seller;

                  (b)  Covenant  Default -  Purchaser  fails (1) to  observe  or
         perform any of its covenants and agreements contained in this Agreement
         or (2)  defaults or fails to observe  and perform any of its  covenants
         and  agreements   contained  in  the  Promissory  Note  or  the  Pledge
         Agreement;

                  (c)  Representations  and Warranties - Any  representation  or
         warranty or other  statement by or on behalf of Purchaser  contained in
         this Agreement or in any instrument  furnished in compliance  with this
         Agreement is false or  misleading  in any material  respect at the time
         when made;

                  (d) Voluntary  Bankruptcy  Proceedings  - Purchaser  shall (A)
         apply  for  or  consent  to the  appointment  of a  receiver,  trustee,
         liquidator or similar  official for all or any substantial  part of the
         property of  Purchaser,  (B) admit in writing its  inability to pay its
         debts as they mature,  (C) make a general assignment for the benefit of
         its  creditors,  (D) be adjudicated  bankrupt or insolvent,  (E) file a
         voluntary petition in bankruptcy or an answer seeking reorganization or
         seeking to take  advantage of any applicable  insolvency  law, (F) file
         any answer  admitting  the  material  allegations  of a petition  filed
         against  Purchaser  in any  bankruptcy,  reorganization  or  insolvency
         proceeding,  or (G)  take  any  corporate  action  for the  purpose  of
         effecting any of the foregoing under any bankruptcy,  insolvency or any
         other applicable law.

                  (e)  Involuntary  Bankruptcy  Proceedings  -  If  without  its
         application,  approval or consent,  a proceeding shall be instituted in
         any court of competent jurisdiction, seeking in respect of Purchaser an
         adjudication in bankruptcy,  dissolution,  winding-up,  liquidation,  a
         composition  arrangement  with  creditors,  a readjustment of debt, the
         appointment of a receiver,  a trustee, a liquidator or similar official
         for Purchaser or other like relief under any

                                       -8-


         applicable bankruptcy or insolvency law; and either (A) such proceeding
         shall not be actively contested by Purchaser in good faith, or (B) such
         proceedings shall continue undismissed for any period of 90 consecutive
         days, or (C) any conclusive order,  judgment or decree shall be entered
         by any court of competent jurisdiction to effect any of the foregoing.

                  (f) Dissolution,  Merger,  Etc. - Any dissolution,  merger, or
         consolidation of Madison or Gold King, or any transfer of a substantial
         part of the  property of Madison or Gold King,  should occur other than
         the sale of the Real Property  pursuant to the terms and  provisions of
         this Agreement.

                  (g) Covenant  Default - Purchaser shall fail to pay or perform
         any obligation  under,  or the Purchaser  shall fail to keep or perform
         any  covenant,  promise or  warranty  of  Purchaser  contained  in, the
         Promissory Note or this Agreement.

                  (h) Pledge Agreement - A Default under the Pledge Agreement.

                  7.2      Remedies

                  Upon the  occurrence of any Default  hereunder,  all remaining
unpaid amounts due hereunder or under the Promissory  Note shall,  at the option
of Seller,  become  immediately due and payable,  and Seller may exercise at any
time any  rights  and  remedies  available  to it under the laws of the State of
Colorado  or  other  applicable  jurisdictions.  Purchaser  shall,  in case of a
Default,  pay all costs  incurred  by Seller in  enforcing  the rights of Seller
hereunder, including reasonable attorneys' fees and other expenses.

                  8.       Miscellaneous

                  8.1 Modifications,  Amendments and Waivers. The Seller and the
Purchaser may by written agreement:

                  (a)  Extend  the  time  for  the  performance  of  any  of the
         obligations or other acts of the parties hereto;

                  (b)  Waive  any  inaccuracies  in  the   representations   and
         warranties  contained in this  Agreement  or in any document  delivered
         pursuant to this Agreement;

                  (c) Waive  compliance with any of the covenants and agreements
         contained in this Agreement; or

                  (d)  Amend  or  supplement  any  of  the  provisions  of  this
         Agreement.

                                       -9-


                  8.2  Governing  Law;  Jurisdiction.  This  Agreement  shall be
governed by, and construed and enforced in  accordance  with,  the internal law,
and not the law  pertaining  to  conflicts  or  choice  of law,  of the State of
Colorado.

                  8.3 Survival of Covenants.  The covenants and agreements  made
herein shall survive the Closing. All statements as to factual matters contained
in any certificate or other  instrument  delivered by or on behalf of the Seller
pursuant hereto or in connection with the transactions contemplated hereby shall
be deemed to be representations and warranties by the Seller hereunder as of the
date of such certificate or instrument.

                  8.4  Successors  and Assigns.  Except as  otherwise  expressly
provided  herein,  the  provisions  hereof shall inure to the benefit of, and be
binding upon, the successors,  assigns,  heirs,  executors and administrators of
the parties hereto, except that no party may assign or otherwise transfer any of
its rights under this Agreement  without the written  consent of the other party
hereto.

                  8.5 Entire  Agreement.  This Agreement and the other documents
delivered  pursuant  hereto  constitute  the full and entire  understanding  and
agreement  among the  parties  with  regard to the  subject  matter  hereof  and
thereof.

                  8.6 Notices.  All notices and other communication  required or
permitted  hereunder shall be effective upon receipt and shall be in writing and
delivered personally,  by facsimile transmission,  by overnight delivery service
or by certified mail, return receipt  requested,  postage prepaid,  addressed as
set forth below the  respective  name on the signature  page hereto,  or at such
other address as such party shall have furnished in writing.

                  8.7  Severability.  In case any  provision  of this  Agreement
shall  be  invalid,  illegal  or  unenforceable,   the  validity,  legality  and
enforceability  of the remaining  provisions of this Agreement  shall not in any
way be affected or impaired thereby.

                  8.8 Titles and  Subtitles.  The titles of the Sections of this
Agreement are for  convenience of reference only and are not to be considered in
construing this Agreement.

                  8.9 Counterparts. This Agreement may be executed in any number
of  counterparts,  each of which shall be an original but all of which  together
shall constitute one instrument.

                  8.10 Construction of Agreement.  None of the parties hereto or
their  respective  counsel  shall be deemed to have drafted this  Agreement  for
purposes  of  construing  the terms  hereof.  The  language in all parts of this
Agreement shall in all cases be construed according to its fair meaning, and not
strictly for or against any party hereto.


                                      -10-



                  IN WITNESS WHEREOF,  the parties hereto have caused this Asset
Sale  Agreement  to be duly  executed  and  delivered as of the date first above
written.


                                   THE SELLER

                                   GRANT RESERVE CORPORATION


                                   By:  /s/ Arnold T. Kondrat
                                        -----------------------------
                                        Name: Arnold T. Kondrat
                                        Title:   Chairman

                                        Address for Notices:
                                        410 17th Street
                                        Suite 1375
                                        Denver, CO 80202
                                        Attention: Arnold T. Kondrat

                                   THE PURCHASER

                                   CHEROKEE MINING COMPANY INC.



                                   By:  /s/ William R. Wilson
                                        ---------------------------------
                                        Name:   William R. Wilson
                                        Title:  President

                                        Address for Notices:
                                        410 17th Street
                                        Suite 1375
                                        Denver, CO 80202
                                        Attention: William R. Wilson


                                      -11-



                                    EXHIBIT 1
                                 PROMISSORY NOTE

                                                                Denver, Colorado
                                                               November 25, 1998

                  For Value Received, Cherokee Mining Company Inc. ("Cherokee"),
a Wyoming  corporation,  hereby  promises  to pay to the order of Grant  Reserve
Corporation,  a Nevada  corporation  ("Grant"),  on November 25, 1999,  upon the
presentation  ans  surrender  hereof at the  principal  office of Cherokee,  the
Principal Sum of SIX HUNDRED THOUSAND DOLLARS ($600,000), and to pay interest on
the amount of such Principal sum remaining unpaid from time to time at the rates
and  times  provided  herein,  until  said  Principal  Sum is paid in full.  The
interest on this Note,  when due and  payable,  shall be paid to the  registered
owner of this Note at the close of  business on the Record  Date  applicable  to
such  interest  payment,  mailed  to such  registered  owner at such  registered
owner's address appearing as of the close of business on such Record Date on the
Note  Register (as herein  defined).  For the purposes of this Note,  the Record
Date  applicable  to any  interest  payment  hereunder  shall be the  fifth  day
(whether  or not a  business  day)  prior to the day upon  which  such  interest
payment is due and payable hereunder.

                  Cherokee shall have the right at any time to prepay this Note,
in whole or in part, without any premium or penalty of any kind.

                                   SECTION ONE
                                    SECURITY

To secure payment of this Note,  Cherokee,  pursuant to the terms and provisions
of a pledge  agreement  of even date  herewith  (the  "Pledge  Agreement"),  has
granted to Grant a security  interest in (i) 7,620,000 of shares of Common Stock
in Madison Mining  Corporation  ("Madison")  and (ii) 36,388 of shares of Common
Stock in Gold King Mines  Corporation  ("Gold  King")  acquired by Cherokee from
Grant pursuant to an asset sale agreement of even date herewith (the "Asset Sale
Agreement").

                                   SECTION TWO
                                     DEFAULT

                  The occurrence of any of the following events shall constitute
a Default hereunder:

                  1. Any material statement or representation of Cherokee herein
or in any other  writing at any time  furnished by Cherokee to Grant which shall
prove to be false or misleading in any material respect.

                  2.  If  Cherokee  shall  (A)  apply  for  or  consent  to  the
appointment of a receiver,  trustee,  liquidator or similar  official for all or
any substantial part of the property of Cherokee. (B)

                                      -12-


admit in  writing  its  inability  to pay its debts as they  mature.  (C) make a
general assignment for the benefit of its creditors, (D) be adjudicated bankrupt
or insolvent,  (E) file a voluntary  petition in bankruptcy or an answer seeking
reorganization  or seeking to take advantage of any applicable  insolvency  law,
(F) file any answer  admitting  the  material  allegations  of a petition  filed
against Cherokee in any bankruptcy,  reorganization or insolvency proceeding, or
(G) take any corporate  action for the purpose of effecting any of the foregoing
under any bankruptcy, insolvency or any other applicable law.

                  3.  If  without  its  application,   approval  or  consent,  a
proceeding shall be instituted in any court of competent  jurisdiction,  seeking
in respect of Cherokee an adjudication in bankruptcy,  dissolution,  winding-up,
liquidation,  a composition  arrangement with creditors, a readjustment of debt,
the appointment of a receiver,  a trustee,  a liquidator or similar official for
Cherokee or other like relief under any applicable bankruptcy or insolvency law;
and either (A) such  proceeding  shall not be actively  contested by Cherokee in
good faith, or (B) such proceedings shall continue undismissed for any period of
90 consecutive  days, or (C) any conclusive  order,  judgment or decree shall be
entered by any court of competent jurisdiction to effect any of the foregoing.

                  4. The dissolution,  merger or  consolidation of Cherokee,  or
transfer of a substantial part of the property of Cherokee,  other than the sale
of the real  property  of  Madison  and Gold  King  pursuant  to the  terms  and
provisions of the Asset Sale Agreement.

                  5. An Event of Default  under the Asset Sale  Agreement or the
failure of Cherokee to pay or perform any  obligation  under,  or the failure by
Cherokee  to keep or perform  any  covenant,  promise or  warranty  of  Cherokee
contained in, this Note, the Asset Sale Agreement or the Pledge Agreement.

                                  SECTION THREE
                                    REMEDIES

                  On any Default hereunder,  all remaining unpaid amounts on the
Note shall,  at the option of Grant,  become  immediately  due and payable,  and
Grant may exercise at any time any rights and remedies available to it under the
laws of the State of Colorado. Cherokee shall, in case of Default, pay all costs
incurred by Grant in  collecting  on the Note and  enforcing the rights of Grant
hereunder, including reasonable attorneys' fees and legal expenses. In addition,
from and  after  the  occurrence  of a  Default,  interest  shall,  without  the
necessity  for the  giving of notice  or the  taking of any other  action by the
holder  hereof,  become  payable by Cherokee on the balance of the Principal Sum
remaining  unpaid from time to time thereafter at a floating  annual  percentage
rate equal to two (2)  percent  plus the Prime Rate  existing  from time to time
while any part of the  Principal Sum of this Note shall remain  unpaid,  payable
monthly in arrears on the last  calendar  day of each month until the  Principal
Sum of this Note  shall have been paid in full.  For the  purposes  hereof,  the
Prime Rate shall be as determined by reference to The Wall Street Journal.



                                      -13-



                                  SECTION FOUR
                                     NOTICE

                  Cherokee  hereby  waives  presentment  for payment,  notice of
dishonor,  protest and notice of protest and agrees to pay reasonable attorneys'
fees in the event that the same are incurred in connection  with the  collection
of the  indebtedness  evidenced  hereby.  Cherokee  agrees not to interpose  any
offsets or  counterclaims  in any action for the collection of the  indebtedness
evidenced by this Note.

                                  SECTION FIVE
                                  MISCELLANEOUS

                  This Note shall be governed by, and  construed and enforced in
accordance with, the internal law of the State of Colorado.

                  Cherokee  shall  maintain at its  principal  office a register
(the "Note  Register")  for the  registration  and  transfer  of the Note.  Upon
presentation  of this Note for such purpose at such principal  office,  Cherokee
shall register  therein,  and permit to be transferred  thereon,  this Note. The
Note shall be transferable only upon the Note Register at the written request of
the registered owner thereof or his  representative  duly authorized in writing,
upon  surrender  thereof,  together  with a written  instrument of transfer duly
executed  by the  registered  owner or his  representative  duly  authorized  in
writing.

                  The titles of the Sections of this Note are for convenience of
reference only and are not to be considered in construing this Note.

                  IN WITNESS  WHEREOF,  Cherokee  Mining Company Inc. has caused
this  Promissory Note to be executed in its name and on its behalf by its proper
officer thereunto duly authorized, as of the date first above written.


                              CHEROKEE MINING COMPANY INC.



                              By: /s/ William R. Wilson
                                  ----------------------------------
                                  Name:   William R. Wilson
                                  Title:  President



                                      -14-