Bank Claim

US / CO

•37.59279, -107.77981View on Map Open in Google Maps

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About this location

Bank Claim is a known mineral occurrence in La Plata, Colorado, documented by the USGS Mineral Resources Data System. USGS records describe a Vein deposit hosted in Twilight Gneiss (Gneiss), within the Central Cordillera (Southern Rocky Mtns) setting. Reported specimens include Calcite, Gold, Limonite; gangue is recorded as Calcite, Limonite. The site was discovered in 1883.

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Found Here

CalciteGoldLimonite

Geology and deposit

Deposit type: Vein
Host rock: Twilight Gneiss — Gneiss
Associated rock: Electra Lake Gabbro — Gabbro
Tectonic setting: Central Cordillera (Southern Rocky Mtns)
Deposit model: 85: Polymetallic veins

Gangue minerals

CalciteLimonite

Structure

San Juan Uplift, Needle Mtns Uplift

Alteration

Fe Oxidation

Mining history

Status: Occurrence
Discovered: 1883

Records and references

Cited references

SCOTT, D.C., 1983, MINERAL INVESTIGATION OF THE WEST NEEDLE WILDERNESS STUDY AREA AND THE BLM WEST NEEDLE CONTIGUOUS WILDERNESS STUDY AREA, LA PLATA AND SAN JUAN COUNTIES, COLORADO: USBM MLA 35-83, P.57. BARKER, FRED, 1969, PRECAMBRIAN GEOLOGY OF THE NEEDLE MOUNTAINS, SOUTHWESTERN COLORADO: USGS PROF. PAPER 644-A. CROSS, WHITMAN, AND HOLE, A.D., 1910, DESCRIPTION OF THE ENGINEER MOUNTAIN QUADRANGLE: USGS FOLIO 171. BLM MINERAL SURVEY MS 1778

Data: USGS Mineral Resources Data System, record 10014197 — view the source record

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Location on Map

Coordinates: 37.59279, -107.77981

Nearby rockhounding locations

Castle Rock Springs Claim — Azurite, CalciteCO · 2 mi
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Last Chance — GoldCO · 14.1 mi
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Ensle Tunnel — GoldCO · 15.7 mi
Checkmaker — SilverCO · 14 mi

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