. Transactions. Fig. 4.—Chalcopyrite Developing in Secondary Quartz. (Sp. No. 171(48B). With Analyzer, x 48). From Dump of Eldorado Shaft, BostonConsolidated and original biotite individuals have disappeared. Chalcopyrite (Ch) has developed in secondary quartz (Q). Feldspathic groundmass has altered to sericite (S).. Fig. 5.—Chalcopyrite and Pyrite Replacing Siliceous Limestone. (Sp. H. B. 29; Without Analyzer, x 66.) From No. 1 Ore-Body, No. 6 Level, Highland Boy intergrowth of chalcopyrite (Ch) and pyrite (P) replacing calcite (C)and quartz (Q). GENESIS OF THE
. Transactions. Fig. 4.—Chalcopyrite Developing in Secondary Quartz. (Sp. No. 171(48B). With Analyzer, x 48). From Dump of Eldorado Shaft, BostonConsolidated and original biotite individuals have disappeared. Chalcopyrite (Ch) has developed in secondary quartz (Q). Feldspathic groundmass has altered to sericite (S).. Fig. 5.—Chalcopyrite and Pyrite Replacing Siliceous Limestone. (Sp. H. B. 29; Without Analyzer, x 66.) From No. 1 Ore-Body, No. 6 Level, Highland Boy intergrowth of chalcopyrite (Ch) and pyrite (P) replacing calcite (C)and quartz (Q). GENESIS OF THE ORE-DEPOSITS AT BINGHAM, UTAH. 559 a ?
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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries
