Commodities
PrimaryTungsten
Commodity typeM
Deposit
Deposit typeVEINS
Deposit sizeY
Ore controlVEINS AT INTERSECTIONS OF MAJOR STRUCTURES
Geology
StructurePORPHYRY DIKES OF EARLY TERTIARY AGE CUT THE PRECAMBRIAN ROCKS, INTERSECTIONS OF BRECCIA REEFS (FAULTS OF LARAMIDE AGE WITH LATER LARAMIDE FRACTURES)
AlterationCLAY ALTERATION, SERITICIZED ROCK BORDERING ORE
Economic & production
Development statusPast Producer
Discovery year1900
Identification
Deposit ID60000019
MRDS IDD001107
Alternate namesBoulder District-Colorado
RegionNA
Data scoreD
Coordinates40.00001, -105.45
References
LEMMON, D.M., UNPUBLISHED DATA.LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.VANDERWILT, J.W., 1947, MINERAL RESOURCES OF COLORADO, STATE OF COLO. MIN. RES. BOARD, P.328-336.