Maxwell Mine, Lotus, Coloma Mining District, West Belt, El Dorado County, California, USAi
| Regional Level Types | |
|---|---|
| Maxwell Mine | Mine |
| Lotus | Unincorporated Community |
| Coloma Mining District | Mining District |
| West Belt | - not defined - |
| El Dorado County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
38° 49' 54'' North , 120° 54' 0'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Coloma | 529 (2011) | 3.6km |
| Georgetown | 2,367 (2011) | 9.9km |
| Auburn Lake Trails | 3,426 (2011) | 10.2km |
| Cold Springs | 446 (2011) | 10.3km |
| Cool | 4,100 (2017) | 11.7km |
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 |
|---|---|---|
| El Dorado County Mineral and Gem Society | Placerville, California | 14km |
| Gold Country Treasure Seekers | Placerville, California | 14km |
| Roseville Rock Rollers | Roseville, California | 35km |
| Fossils for Fun Society, Inc. | North Highlands, California | 44km |
| Sacramento Valley Detecting Buffs | North Highlands, California | 44km |
A former Cr occurrence/mine located near the center E½ sec. 5, T11N, R10E, MDM, 3.4 km (2.1 miles) N of Lotus and about 3.35 km NNW of Coloma. Operated by Grover Maxwell. MRDS database stated accuracy for this location is 500 meters. Workings could not be located during 1951 (USGS ?) investigations.
Local rocks include ultramafic rocks, chiefly Mesozoic, unit 2 (Western Sierra Nevada and Klamath Mountains) and/or Mesozoic volcanic rocks, unit 2 (Western Sierra Foothills and Western Klamath Mountains).
Workings include surface and underground openings comprised of 4 quarries and an adit.
Said to have produced and shipped 687 long tons of chromite ore in 1916-1917. Ore was allwegedlyu also shipped in 1918; however, there os no record of the latter shipments.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsGallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Chromite | Fe2+Cr23+O4 |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Fe | Iron | |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Other Databases
| Link to USGS MRDS: | 10029956 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Calaveras-Baker DomainDomain
- Sierra Nevada BatholithVolcanic Arc
USA
- Sierra NevadaMountain Range
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References
(n.d.) Minerals Availability System (MAS), U.S. Bureau of Mines.file #0060170019
