<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S FINANCIAL STATEMENTS INCLUDED IN ITS FORM 10-Q FOR THE FISCAL QUARTER
ENDED DECEMBER 31, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          MAR-31-1998
<PERIOD-START>                             APR-01-1997
<PERIOD-END>                               DEC-31-1997
<CASH>                                           1,449
<SECURITIES>                                     8,928
<RECEIVABLES>                                       58
<ALLOWANCES>                                        46
<INVENTORY>                                          0
<CURRENT-ASSETS>                                10,681
<PP&E>                                          20,074
<DEPRECIATION>                                  12,686
<TOTAL-ASSETS>                                  20,684
<CURRENT-LIABILITIES>                            1,404
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           211
<OTHER-SE>                                      18,142
<TOTAL-LIABILITY-AND-EQUITY>                    20,684
<SALES>                                             49
<TOTAL-REVENUES>                                    66
<CGS>                                                0
<TOTAL-COSTS>                                        0
<OTHER-EXPENSES>                                 9,313
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                  24
<INCOME-PRETAX>                                      0
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                            (9,313)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (9,313)
<EPS-PRIMARY>                                   (0.44)
<EPS-DILUTED>                                   (0.44)