Cottonwood Mine (Apache Pass District), Dos Cabezas Mining District (Two Heads Mining District), Dos Cabezas Mountains, Cochise County, Arizona, USAi
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Latitude & Longitude (WGS84):
32° 9' 20'' North , 109° 31' 18'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| Sunsites Gem and Mineral Club | Pearce, Arizona | 40km |
A former small underground Au-Ag-Pb mine located in the SE¼ sec. 6, T. 15S., R. 28E about 6 air miles E of Dos Cabezas, AZ, on private land. Owned at times, or in part, by the Cottonwood Mining Co. and the Western Mining Co.
Mineralization consists of spotty gold and galena in quartz-filled fissure veins in Precambrian granitic rocks, near a rhyolite dike. The vein is 1,371.6 meters long, strikes N-S and dips 32E. Host rock units include quartz monzonite, andesite and granite. Associated rock units include rhyolite.
Workings include shafts and are 365.76 meters long and 121.92 meters deep. One main shaft and a smaller shaft down to the 56 foot level. Workings at the 56, 113, 180, and 280 foot levels. Some 500 or more tons of gold ore were produced from the 1880's to 1934.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Galena Formula: PbS |
| ⓘ Galena var. Silver-bearing Galena Formula: PbS with Ag |
| ⓘ Pyrite Formula: FeS2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Galena | 2.CD.10 | PbS |
| ⓘ | var. Silver-bearing Galena | 2.CD.10 | PbS with Ag |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Galena | PbS |
| S | ⓘ Pyrite | FeS2 |
| S | ⓘ Galena var. Silver-bearing Galena | PbS with Ag |
| Fe | Iron | |
| Fe | ⓘ Pyrite | FeS2 |
| Ag | Silver | |
| Ag | ⓘ Galena var. Silver-bearing Galena | PbS with Ag |
| Pb | Lead | |
| Pb | ⓘ Galena | PbS |
| Pb | ⓘ Galena var. Silver-bearing Galena | PbS with Ag |
Other Databases
| Link to USGS MRDS: | 10026953 |
|---|
Other Regions, Features and Areas containing this locality
Mexico
- Sierra Madre OccidentalMountain Range
North AmericaContinent
- Sonoran DesertDesert
North America PlateTectonic Plate
- Basin and Range BasinsBasin
- Mazatzal DomainDomain
- Pedregosa BasinBasin
- Southern Basin and RangeWide Rift
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