Mine detail: Bull Ridge Mine

Previously called ''

<< Back to the map

Location

Lat / long: 38.47057, -105.61947

Resource(B)

Primary: Feldspar
Secondary: Beryllium, Mica
Ore: Beryl, Microcline, Muscovite

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host rock:Migmatitic Gneiss
Host type:Gneiss
Structure:Northern Wet Mountains, Thirtynine Mile Volcanic Field, Texas Creek Fault
Tectonic:Central Cordillera (Southern Rocky Mountains)

References

MRDSD004856
DEP10010849
Reference{Deposit:: MINOBRAS 1974}{Deposit:: TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A., EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1:62,500.}
ReporterFoord, Suzann C, Collins, Donna B.