Colorado · Gunnison County
Occurrence
Brown Derby
Gunnison County, Colorado, United States
Tantalum
Niobium (Columbium)
Beryllium
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USGS source ↗
Commodities
Primary
Tantalum, Niobium (Columbium), Beryllium
Commodity type
M
Deposit
Deposit size
N
Materials
Ore minerals
Pegmatite
Geology
Host rock
Diorite,Schist,Amphibolite
Economic & production
Development status
Occurrence
Identification
Deposit ID
10091083
MRDS ID
DC01101
Region
NA
Data score
D
Coordinates
38.53667, -106.63005
References
USBM, 1966, IC 8298, PG. 26USGS MR-36, 1963