Mine detail: Cobar

Previously called 'CsaChesney Mine'

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Location

Lat / long:

-31.52961, 145.84865

Resource(M)

Primary:	Copper, Zinc
Secondary:	Lead, Silver
Ore:	Chalcopyrite, Galena, Sphalerite
Gangue:	Biotite, Calcite, Chert, Chlorite, Dolomite, Muscovite, Pyrite, Pyrrhotite, Quartz, Siderite, Talc
Orebody form:	LENTICULAR
Discovery year:	1871

Production

Operation type:	Unknown
Production size:	Large
Development status:	Producer
First production started:	1905

Geology

Host rock:	Great Cobar Slate;C.S.A. Siltstone;Chesney Greywacke
Host type:	Slate,Siltstone
Structure:	Major North Trending Anticline. Mines On West Limb., Numerous Subhorizontal, Open Joints. Numerous Flat, Westerly Dipping Strike Faults (Reverse)
Alteration processes:	Wallrock Alteration: Silicification, Chloritization, Biotitization, Albitization, Pyritization, Carbonatization And Sericitization.

References

MRDS	W018852
DEP	10073046
Reference	{Deposit:: KAPPELLE, K., 1970, GEOLOGY OF THE C.S.A. MINE, COBAR, N.S.W.; PROC. AUST. INST. MIN. MET. NO. 233 P. 79 - 94.}{Deposit:: SUPPEL, D. W. AND STEVENS, B. P. J., 1973, GEOLOGY AND MINERALIZATION AT THE THARSIS MINE WITH A GENERAL REVIEW OF THE COBAR FIELD; REC. GEOL. SURV. N.S.W. V. 15 - 1 P. 169 - 204}{Production:: MINING MAGAZINE 9-75 P. 159}{Reserve-Resource:: SKINNE * MINING INTL. YBK. 1975, P. 169}
Reporter	Schruben, Paul G.