Black Hawk claims (San Juan 1-2-3 claims; San Juan 1-3; Los Encinos claim), Pima Mining District, Sierrita Mountains, Pima County, Arizona, USAi
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Latitude & Longitude (WGS84):
31° 51' 54'' North , 111° 13' 54'' West
Latitude & Longitude (decimal):
Type:
Group of Claims
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Arivaca Junction | 1,090 (2011) | 22.2km |
| Green Valley | 21,391 (2011) | 22.5km |
| Amado | 295 (2011) | 23.5km |
| Three Points | 5,581 (2011) | 24.8km |
| Sahuarita | 25,707 (2017) | 28.0km |
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 |
|---|---|---|
| Old Pueblo Lapidary Club | Tucson, Arizona | 49km |
| Tucson Gem and Mineral Society | Tucson, Arizona | 49km |
‡Ref.: US Atomic Energy Commission Preliminary Reconnaissance Report Pima County (1955): 670, 674.
Keith, Stanton B. (1974), Arizona Bureau of Geology & Mineral Technology, Geological Survey Branch Bull. 189, Index of Mining Properties in Pima County, Arizona: 135.
Niemuth, N.J. & K.A. Phillips (1992), Copper Oxide Resources, Arizona Department of Mines & Mineral Resources Open File Report 92-10: 11 (Table 1).
U.S. Bureau of Mines - Arizona Bureau of Geology and Mineral Technology file data.
MRDS database Dep. ID file #10048084, MRDS ID #M800066; and, Dep. ID #10186392, MAS ID #0040190128.
A former small surface and underground Pb-Ag-Cu-Zn-U mine/group of claims located in the NW¼ sec. 16, T.18S., R.11E. (Batamote Hills 7.5 minute topo map), about 100 yards (meters) from the sec. 16 & 17 boundary, on private land. Production reported in 1949 and 1960 only. Owned by Theodore Lealt and Albert Whalen (1960).
Mineralization includes secondary copper minerals. Alteration includes partial oxidation. An associated rock unit is andesite.
List of minerals for each chemical element
Other Databases
| Link to USGS MRDS: | 10048084 |
|---|
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
- Mojave DomainDomain
- Southern Basin and RangeWide Rift
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