Diagnostic Characteristics of IOCG Deposits and IOCG-Prospective Terranes

Canadian Institute of Mining, Metallurgy and Petroleum

Patrick J. Williams

Organization:: Canadian Institute of Mining, Metallurgy and Petroleum
Pages:: 37
File Size:: 5260 KB
Publication Date:: May 1, 2006

Abstract

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Defining Features of IOCGs ? Sulphur-poor Cu-Au(-Fe) deposits ? Contain low-Ti iron oxides ? Hydrothermal origin (breccia, vein, replacement) ? Local structural controls (no ?causitive? intrusions) Common Features (Economically-Significant Terranes) ? Regional space-time association with plutons ? Association with widely metasomatized crust ? Na ? Na-Ca ? K ? Variable enrichment in F, Co, Ba, LREE, U ? Little hydrothermal quartz (cf. porphyry deposits)

Citation

APA: Patrick J. Williams (2006) Diagnostic Characteristics of IOCG Deposits and IOCG-Prospective Terranes

MLA: Patrick J. Williams Diagnostic Characteristics of IOCG Deposits and IOCG-Prospective Terranes. Canadian Institute of Mining, Metallurgy and Petroleum, 2006.

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