Location: | Clear Creek County, Colorado, United States, North America |
Lat / long: | 39.73249, -105.61448 |
dep_id: | 10009774 |
mrds_id: | D002968 |
Commodity type: | metallic |
Major mineral: | Gold, Silver, Lead, Zinc |
Minor mineral: | Copper |
Operation type: | Unknown |
Production size: | Large ammount of material produced |
Development status: | Past Producer |
ore: | Galena, Chalcopyrite, Sphalerite, Gold |
gangue: | Pyrite, Quartz |
model: | 85: Polymetallic veins |
alteration: | wall rocks are silicified, sericitized, bleached, and pyritized |
Reporter: | Melton, Greg, Hasler, J. William, Beach, Richard A., Conservation Division Files, Intermountain Field Operations Center (IFOC) |
hrock_unit: | Idaho Springs Formation |
hrock_type: | Gneiss,Migmatite,Pegmatite |
arock_type: | Porphyry |
Structure: | ore shoots localized at vein intersections and by changes in strike or dip of vein |
References: |
- Deposit:: Harrison, J. E., and Wells, J. D., 1956, Geology and ore deposits of the Freeland-Lamartine district, Clear Creek County, Colorado: U.S. Geological Survey Bulletin 1032-B, pp. 33-127.
- Deposit:: Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.
- Deposit:: Spurr, J. E., Garrey, G. H., and Ball, S. H., 1908, Economic geology of the Georgetown quadrangle, Colorado: U.S. Geological Survey Professional Paper 63, 422 p.
- Deposit:: BLM CONNECTING SHEETS
- Deposit:: CONSV. DIV. COMP. DATE, 11,69
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