Mine detail: Tangua

Previously called 'Poco I Mine'

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Location

Lat / long:

-22.72962, -42.57447

Resource(N)

Primary:	Fluorine-Fluorite
Ore:	Fluorite
Gangue:	Chalcedony, Pyrite
Discovery year:	1975

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
First production started:	1982

Geology

Host rock:	Tangua Complex;Serro Do Mar Alkaline Complex
Host type:	Gneiss
Alteration processes:	Clay Minerals, Sericite, Pyrite, Minor Carbonate; Silicification.

References

MRDS	TC40318
DEP	10065216
Reference	{Deposit:: COELHO, G.E.S., TOURAY, J.C., DARDENNE, M.A., AND BENY, C., 1990, CONSTRAINTS ON HYDROTHERMAL SOLUTIONS FROM FLUID AND SOLID INCLUSIONS STUDIES IN FLUORITE: APPLICATION TO TANGUA DEPOSIT, RIO DE JANEIRO, BRAZIL: ECONOMIC GEOLOGY, V. 85, P. 1024-1033}{Other Database:: CIMRI}
Reporter	Page, Norman J.