Columbia Mine (Columbia and Francis Mine; Macedonia Mine; Castor-Pollux Mine), Columbia Mountain, Kelso District, San Bernardino County, California, USAi
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Latitude & Longitude (WGS84):
35° 4' North , 115° 28' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Mindat Locality ID:
88325
Long-form identifier:
mindat:1:2:88325:7
GUID (UUID V4):
d7a8e416-83b4-46ba-8087-31f30b12fd99
A Zn-V-Cu-Pb-Au-Ag occurrence/mine located in the SW¼SE¼NW¼ sec. 3, T11N, R14E, SBM, 1.9 km (1.2 miles) SSE of Columbia Mountain (coordinates of record), on Bureau of Land Management administered federal reservation land (Mojave National Preserve/East Mojave National Scenic Area). The property consisted of 4 unpatented claims. MRDS database stated accuracy for this location is 10 meters.
Mineralization is hosted in quartz monzonite. The deposit consists of 2 parallel veins, about 80 feet apart and 12 inches (30 cm) to 6 feet thick. Local rocks include Precambrian rocks, undivided, unit 2 (Mojave Desert and Transverse Ranges).
Workings include underground openings comprised of a 320 foot incline with 3 levels, a 200 foot tunnel and a 45 foot winze.
Production data are found in: Goodwin, Joseph Grant (1957).
No other production data was found.
Analytical data results: The ore was said to carry $4.00-$8.00 (period values) Au/ton, 20 ounces Ag/ton and 1-3% Zn.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Pyrite Formula: FeS2 Description: Prominent. |
| ⓘ Sphalerite Formula: ZnS References: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Sphalerite | 2.CB.05a | ZnS |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Pyrite | FeS2 |
| S | ⓘ Sphalerite | ZnS |
| Fe | Iron | |
| Fe | ⓘ Pyrite | FeS2 |
| Zn | Zinc | |
| Zn | ⓘ Sphalerite | ZnS |
Other Databases
| Link to USGS MRDS: | 10035782 |
|---|
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Basin and Range BasinsBasin
- Mojave DomainDomain
USA
- California
- San Bernardino County
- Providence MtsMountain Range
- San Bernardino County
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References
