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THE APPLICATION OF QUANTITATIVE MINERALOGICAL ANALYSIS OF ORES TO ORE DRESSING.PETRUK W.1976; TRANS. CANAD. INST. MING METALLURGY; CANADA; DA. 1976; VOL. 79; PP. 50-57; BIBL. 4 REF.Article

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THE MODE OF OCCURRENCE OF IRON IN AN UNMETAMORPHOSED IRON FORMATION, PEACE RIVER IRON DEPOSIT, ALBERTA, CANADA.PETRUK W.1975; GEOL. SOC. AMER., ABSTR. PROGRAMS; U.S.A.; 1975, VOL. 7, NUM. 0007, P. 1227Miscellaneous

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MINERALOGICAL CHARACTERISTICS OF AN SOLITIC IRON DEPOSIT IN THE PEACE RIVER DISTRICT, ALBERTA.PETRUK W.1977; CANAD. MINERALOGIST; CANADA; DA. 1977; VOL. 15; NO 1; PP. 3-13; BIBL. 24 REF.; 11 ILL.; 6 ANAL.Article

AMORPHOUS "MINERALS" FROM THE PEACE RIVER OOLITIC IRON DEPOSIT, ALBERTA.PETRUK W.1976; IN: GEOL. ASSOC. CANADA. ANNU. MEET. 29. MINERAL. ASSOC. CANADA. ANNU. MEET. 21; EDMONTON; 1976; TORONTO; GEOL. MINERAL. ASSOC.; DA. 1976; VOL. 1; PP. 64; RESUMEConference Paper

TIN SULPHIDES FROM THE DEPOSIT OF BRUNSWICK TIN MINES LIMITEDPETRUK W.1973; CANAD. MINERALOGIST.; CANADA ; 1973, VOL. 12, NUM. 0001, P. 46 A 54Serial Issue

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ALLARGENTUM, REDEFINED.PETRUK W; CABRI LJ; HARRIS DC et al.1970; CANAD. MINERALOGIST; CAN; 1970, VOL. 10, NUM. 0002, P. 163 A 172Miscellaneous