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                                                                    EXHIBIT 23.1
 
                         INDEPENDENT AUDITORS' CONSENT
 
     We consent to the use in this Registration Statement, relating to
$175,000,000 of 9 1/4% Series B Senior Secured Notes due 2007 of PCI Chemicals
Canada Inc. on Form S-4 of our report of Pioneer Americas Acquisition Corp.
("PAAC") dated March 7, 1997, appearing in the Prospectus, which is a part of
this Registration Statement, and on our report on PAAC dated March 7, 1997,
relative to the financial statement schedule appearing elsewhere in this
Registration Statement.
 
     We also consent to the reference to us under the headings "Selected
Financial Data" and "Experts" in such Prospectus.
 
                                            Deloitte & Touche LLP
 
Houston, Texas
November 26, 1997