Horseshoe Mine (Horseshoe Copper gp; Lone Star Mine; Randolph; Popular; Pearsons; Gem; Everybodys; Bonita), Lone Star Mountain, Lone Star, Lone Star Mining District (Safford Mining District; Dos Pobres Mining District), Graham County, Arizona, USAi
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Latitude & Longitude (WGS84):
32° 54' 52'' North , 109° 36' 32'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Mindat Locality ID:
62767
Long-form identifier:
mindat:1:2:62767:9
GUID (UUID V4):
9af9f413-2952-4dab-9698-500a70882fe9
A former surface and underground Cu-Au-Ag-Fe-silica mine located on 7 patented claims (Black Copper, Everybody's, Bonita, Pearson's, Randolph, Popular, and Argosy) in the center NW¼ sec. 17 and in the SW¼SW¼ sec. 8, T6S, R27E (Safford 15 minute topo map), 3 miles SE of Weber Peak, on private land. Mineral survey 2585, Pat. May, 1909. Patent granted to the National Mining and Exploration Co. Produced 1904-1966. Owned by G. Anderson and Associates; J.D. Merrill and Associates (1943). Past Operators: J.D. Merrill; and the Hills Drilling and Producing Co. (1943). Additional names that apply to this property: Black Copper; Argosy; and Anderson Hill.
Mineralization is a vein deposit with an irregular ore body 1.52 meters wide, hosted in andesite. An associated rock unit is mafic intrusives.
Production data under the Horseshoe and Lonestar goes from 1904 to 1966. Production from 1907 to 1924 was reported under the Lonestar Mine; 1943 to 1966 under the Horseshoe.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Chalcopyrite Formula: CuFeS2 |
| ⓘ Gold Formula: Au |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Gold | 1.AA.05 | Au |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Chalcopyrite | 2.CB.10a | CuFeS2 |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Chalcopyrite | CuFeS2 |
| Fe | Iron | |
| Fe | ⓘ Chalcopyrite | CuFeS2 |
| Cu | Copper | |
| Cu | ⓘ Chalcopyrite | CuFeS2 |
| Au | Gold | |
| Au | ⓘ Gold | Au |
Other Databases
| Link to USGS MRDS: | 10027108 |
|---|
Other Regions, Features and Areas containing this locality
North America
- Sonoran DesertDesert
North America PlateTectonic Plate
- Basin and Range BasinsBasin
- Mazatzal DomainDomain
USA
- Gila MountainsMountain Range
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References
