Imperial Gypsum deposit (Pacific Portland Cement; California Gypsum group; Tracts 68; 69; 70; 78; Ward; Gillette; Imperial Gypsum and Oil Corporation), Fish Creek Mountains, Imperial County, California, USAi
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Latitude & Longitude (WGS84):
33° 1' 12'' North , 116° 4' 28'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Ocotillo | 266 (2011) | 32.2km |
| Salton City | 3,763 (2011) | 32.9km |
| Borrego Springs | 3,429 (2014) | 38.3km |
| Salton Sea Beach | 422 (2011) | 39.9km |
| Westmorland | 2,267 (2017) | 42.3km |
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 |
|---|---|---|
| Borrego Rock and Gem Club | Borrego Springs, California | 38km |
Mindat Locality ID:
77190
Long-form identifier:
mindat:1:2:77190:7
GUID (UUID V4):
d4c9a6ae-0cdd-4760-aba3-a4d7351b0b12
A former gypsum-salt-mica-Mn-Fe occurrence/mine located in the E½SE¼ sec. 20, T13S, R9E, SBM, 14.9 km (9.3 miles) SSE of Ocotillo Wells (San Diego County), on the southern slope of the northern arm of the Fish Creek Mountains, on Bureau of Land Management administered land. MRDS database stated accuracy for this location is 10 meters.
Mineralization is hosted in sedimentary rock. The ore body is a blanket that strikes N30W and dips 20-30NE at a thickness of 12.19 meters, width of 152.4 meters and a length of 304.8 meters. Local rocks include Mesozoic granitic rocks, unit 2 (Peninsular Ranges).
Workings include surface openings.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Anhydrite Formula: CaSO4 |
| ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| ⓘ Gypsum Formula: CaSO4 · 2H2O |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
|---|---|---|---|
| ⓘ | Anhydrite | 7.AD.30 | CaSO4 |
| ⓘ | Gypsum | 7.CD.40 | CaSO4 · 2H2O |
| Unclassified | |||
| ⓘ | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| H | ⓘ Gypsum | CaSO4 · 2H2O |
| O | Oxygen | |
| O | ⓘ Anhydrite | CaSO4 |
| O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| O | ⓘ Gypsum | CaSO4 · 2H2O |
| F | Fluorine | |
| F | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Mg | Magnesium | |
| Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Al | Aluminium | |
| Al | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Si | Silicon | |
| Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| S | Sulfur | |
| S | ⓘ Anhydrite | CaSO4 |
| S | ⓘ Gypsum | CaSO4 · 2H2O |
| K | Potassium | |
| K | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Ca | Calcium | |
| Ca | ⓘ Anhydrite | CaSO4 |
| Ca | ⓘ Gypsum | CaSO4 · 2H2O |
| Ti | Titanium | |
| Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Fe | Iron | |
| Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Other Databases
| Link to USGS MRDS: | 10062700 |
|---|
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References
