Jones prospect, Lookout Point, Cedar Mountain Mining District, Alameda County, California, USAi
| Regional Level Types | |
|---|---|
| Jones prospect | Prospect |
| Lookout Point | Point |
| Cedar Mountain Mining District | Mining District |
| Alameda County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
37° 31' 27'' North , 121° 41' 9'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Livermore | 88,126 (2017) | 18.9km |
| Sunol | 913 (2011) | 19.5km |
| East Foothills | 8,269 (2011) | 19.7km |
| Alum Rock | 15,536 (2018) | 21.6km |
| Milpitas | 77,604 (2017) | 22.2km |
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 |
|---|---|---|
| Livermore Valley Lithophiles | Livermore, California | 19km |
| Santa Clara Valley Gem & Mineral Society | San Jose, California | 28km |
| Mineral & Gem Society of Castro Valley | Hayward, California | 38km |
| East Bay Mineral and Lapidary Club | Hayward, California | 39km |
| Peninsula Gem & Geology Society, Inc. | Los Altos, California | 41km |
A former Cr occurrence/mine located in the center SE¼ sec. 6, T5S, R3E, MDM, 2.2 km (1.3 miles) WNW of Lookout Point (summit) (coordinates of record). Operated by C. L. and L. W. Jones. MRDS database stated accuracy for this location is 500 meters.
There is a small body of serpentine in the SE¼ of the section and this occurrence is shown on the margin. Local rocks include rocks of the Franciscan melange.
Workings include surface openings.
Produced less than 150 long tons.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
1 valid mineral.
Detailed Mineral List:
| ⓘ Chromite Formula: Fe2+Cr3+2O4 |
| ⓘ 'Serpentine Subgroup' Formula: D3[Si2O5](OH)4 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Chromite | 4.BB.05 | Fe2+Cr3+2O4 |
| Unclassified | |||
| ⓘ | 'Serpentine Subgroup' | - | D3[Si2O5](OH)4 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| O | Oxygen | |
| O | ⓘ Chromite | Fe2+Cr23+O4 |
| O | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| Si | Silicon | |
| Si | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Fe | Iron | |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Coast MountainsMountain Range
North America PlateTectonic Plate
- California Coast RangesAccretionary Complex
- Franciscan DomainDomain
USA
- California
- Diablo RangeMountain Range
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