Mine detail: Big Bell Mine

Previously called 'Big Bell Gold DepositSuper Pit'

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Location

Lat / long:

-27.31846, 117.6521

Resource(M)

Primary:	Gold
Secondary:	Silver
Ore:	Bornite, Chalcopyrite, Electrum, Gold, Marcasite, Molybdenite, Pyrite, Pyrrhotite, Sphalerite, Stibnite, Tetrahedrite
Gangue:	Andalusite, Biotite, Feldspar, Muscovite, Quartz
Orebody form:	BEDDED
Discovery year:	1904

Production

Operation type:	Unknown
Production size:	Large
Development status:	Producer
Production years:	1916-1923, 1937-1955, 1989-
First production started:	1916

Geology

Host rock:	Big Bell Lode Formation
Host type:	Schist,Greenschist
Associated type:	Mafic Volcanic Rock
Structure:	Acid Volcanic Sequences, Mineralized Sequence Is In The Overturned Western Limb Of A Regional Anticline That Plunges Nne.
Tectonic:	Narrow Archean Platform-Phase Greenstone Belt Of The Yilgarn Block (Archean).
Alteration processes:	Extensive Hydrothermal, Sulphidisation

References

MRDS	TC00004
DEP	10056347
Reference	{Deposit:: MINING ENGINEERING, MARCH 1989, P. 151.}{Deposit:: PLACER DOME INC., 1988, INTERNATIONAL ANALYSTS TOUR REPORT.}{Deposit:: DODSON, RICHARD, 1989, OF THE AUSTRALIAN BUREAU OF MINERAL RESOURCES AS REPORTED TO THE U.S. DEPT OF STATE ECONOMIC AND BUSNESS AFFAIRS.}{Deposit:: PLACER DOME, INC., 1990, ANNUAL REPORT.}{Deposit:: ENGINEERING AND MINING JOURNAL, NOVEMBER, 1983, P. 111-112.}{Deposit:: ENGINEERING AND MINING JOURNAL, JUNE, 1988, P. 42-46.}{Deposit:: HANDLEY, G.A., AND CARY, R., 1990, BIG BELL GOLD DEPOSIT, IN HUGHES, F.E., ED., GEOLOGY OF THE MINERAL DEPOSITS OF AUSTRALIA AND PAPUA NEW GUINEA, VOLUME 1: AUSTRALASIAN INSTITUTE OF MINING AND METALLURGY MONOGRAPH 14, P. 211-216.}{Production:: PLACER DOME, 1988; HANDLEY AND CARY, 1990.}
Reporter	Orris, Greta J., Preston, W., Marcus, Sue, Moyer, Lorre A. (Marcus, S.M.)