Mine detail: Boulder District-Colorado

Previously called ''

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Location

Lat / long: 40, -105.45059

Resource(M)

Primary: Tungsten
Discovery year: 1900

Production

Operation type: Unknown
Deposit type: VEINS
Production size: Yes
Development status: Producer

Geology

Structure:PORPHYRY DIKES OF EARLY TERTIARY AGE CUT THE PRECAMBRIAN ROCKS, INTERSECTIONS OF BRECCIA REEFS (FAULTS OF LARAMIDE AGE WITH LATER LARAMIDE FRACTURES)
Alteration processes:CLAY ALTERATION, SERITICIZED ROCK BORDERING ORE

References

MRDSD001107
DEP60000019
Reference{Deposit:: LEMMON, D.M., UNPUBLISHED DATA.}{Deposit:: LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.}{Deposit:: VANDERWILT, J.W., 1947, MINERAL RESOURCES OF COLORADO, STATE OF COLO. MIN. RES. BOARD, P.328-336.}