Mine detail: Mapleton Shaft

Previously called ''

<< Back to the map

Location

Lat / long: 38.13862, -105.35668

Resource(M)

Primary: Silver
Discovery year: 1882

Production

Operation type: Underground
Deposit type: Vein
Production size: None
Development status: Prospect

Geology

Host type:Rhyolite
Associated rock:Rhyolite Of Rosita Volcano;Rosita Andesite Is The Underlying Host
Associated type:Rhyolite
Structure:Rosita Volcanic Center, Wet Mtns, Ring Faults, Volcanic Vent
Tectonic:Central Cordillera (Southern Rocky Mtns)
Alteration processes:Weak Argillization

References

MRDSD007671
DEP10012198
Reference{Deposit:: CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.}{Deposit:: SHARP, W.M., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAPS I-1081.}
ReporterCollins, Donna B.