Mine detail: Del Monte Mine

Previously called 'Bonaparte'

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Location

Lat / long:

45.1949, -112.95839

Resource(M)

Primary:	Silver, Gold, Copper, Lead
Tertiary:	Antimony
Ore:	Cerargyrite, Galena, Polybasite, Pyrargyrite, Stibnite
Gangue:	Calcite, Quartz, Stibiconite
Discovery year:	1865

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1890-1899
First production started:	1865

Geology

Host rock:	Madison
Host type:	Diorite
Structure:	Extensive Faulting, Trending Mainly To The North And Northeast.
Alteration processes:	Oxidation, Silver Leaching.

References

MRDS	DC11394
DEP	10102032
Reference	{Deposit:: USGS BULL 574, P. 71.}{Deposit:: SHENON, P.J., 1931, GEOL. AND ORE DEPOSITS - BANNACK/ARGENTA, MONTANA: MONT. BUREAU OF MINES AND GEOL, BULL. 6, P. 34-36}{Deposit:: USGS MGI I-433}{Deposit:: BERGER, B.R., 1979, GEOCHEM. RECON. OF MINING DISTRICTS-SO. PIONEER MTNS., MONT: U.S. GEOL. SUR. OPEN-FILE REPORT 79-1426.}{Deposit:: GEACH, R.D., 1972, MINES AND MINERAL DEPOSITS, BEAVERHEAD CO., MT: MT. BUREAU OF MINES AND GEOL., BULL. 85, P 99.}{Deposit:: MBMG BULL 85, P. 99.}{Deposit:: 1914 COMPILE WINCHELL, A.N., U.S.G.S. BULL. 574}{Deposit:: 1931 COMPILE M.B.M.G. BULL. 6}{Deposit:: 1965 GEOLMAP LOWELL, W.R., U.S.G.S. M.G.I. MAP I-433}{Deposit:: 1972 COMPILE M.B.M.G. BULL. 85}{Deposit:: 1979 RECON BERGER, B.R., U.S.G.S. OPEN-FILE 79-1426}{Production:: M.B.M.G. BULL. 6; M.B.M.G. BULL. 85.}
Reporter	Unknown, Loen, Jeffrey S. (Pearson, Robert C.)