Mine detail: Flathead Mines

Previously called 'Hog Heaven Project'

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Location

Lat / long: 47.92298, -114.58289

Resource(M)

Primary: Silver, Lead
Secondary: Copper, Zinc, Gold
Ore: Pyrite, Galena, Argentite, Marcasite, Bornite, Enargite, Silver, Sphalerite, Matildite
Gangue: Alunite
Orebody form: PODS, SHOOTS; IRREGULAR
Discovery year: 1913

Production

Operation type: Surface-Underground
Deposit type: Hot-spring Au-Ag (Pb)
Development status: Plant
First production started: 1928

Geology

Host rock:PORPHYRITIC LATITE, Argillite
Host type:Latite,Argillite
Associated rock:Hog Heaven Volcanics; Porphyritic Latite Plug

References

MRDSW014676
MAS300290001
DEP10221224
Reference{Deposit:: MONTANA BUREAU OF MINES AND GEOL. MEMOIR 31, 1949, P. 24.}{Deposit:: MONTANA BUREAU OF MINES AND GEOL. BULLETIN 95, 1975, P. 8.}{Deposit:: COCA MININE COMPANY. MINE/DEPOSIT FILE REPORT-FLATHEAD}{Deposit:: MINES, POLSON, MT. FINAL REPORT, U.S. BUREAU OF MINES}{Deposit:: CONTRACT NO. S0221028, MARCH 1983.}{Deposit:: CAREY, C. C. ALTERATION PETROLOGY AND MINERALIZATION OF THE}{Deposit:: HOG HEAVEN MININE DISTRICT, MT. MS THESIS, UNIV. OF}{Deposit:: MONTANA, 1981.}{Reserve-Resource:: COCA MINES INC. 1984 ANNUAL REPORT, P.6.}
ReporterAvery, Dale