Mineral Resource Map
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Mine detail: Brown Derby Dike No. 1
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North America
United States
Colorado
Gunnison
Previously called ''
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Location
Lat / long:
38.53667, -106.63005
Resource(M)
Primary:
Niobium (Columbium), Tantalum, REE
Ore:
Microlite, Monazite
Production
Operation type:
Unknown
Production size:
Yes
Development status:
Producer
Geology
References
MRDS
D001808
DEP
10107747
Reference
STAATZ AND TRITES, 1955, GEOLOGY OF THE QUARTZ CREEK PEGMATITES, USGS PROF. PAPER 26
Reporter
Parker, Raymond L.