Trinity deposit, Picacho Peak, San Benito County, California, USAi
| Regional Level Types | |
|---|---|
| Trinity deposit | Deposit |
| Picacho Peak | Peak |
| San Benito County | County |
| California | State |
| USA | Country |
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Latitude & Longitude (WGS84):
36° 20' 35'' North , 120° 40' 48'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Three Rocks | 246 (2011) | 31.3km |
| Coalinga | 16,564 (2017) | 36.5km |
| Cantua Creek | 466 (2011) | 37.0km |
| San Lucas | 269 (2015) | 38.7km |
| San Ardo | 517 (2015) | 41.1km |
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 |
|---|---|---|
| Coalinga Rockhound Society | Coalinga, California | 37km |
Mindat Locality ID:
87885
Long-form identifier:
mindat:1:2:87885:7
GUID (UUID V4):
a4e4432e-ff0f-4f7f-98eb-771a9b73b9c9
A former Cr occurrence/mine located in the S½ sec. 20, T18S, R12E, MDM, 0.7 km (0.5 mile; 2,400 feet) ESE of Picacho Peak (coordinates of record), on private land. Owned by J.J. Blackie. MRDS database stated accuracy for this location is 500 meters.
Mineralization is hosted in rocks of the Franciscan and Panoche Formations (Late Cretaceous serpentinite). The ore body is lenticular and podiform. The serpentine is highly sheared in most places. Local rocks include ultramafic rocks, chiefly Mesozoic, unit 3 (Coast Ranges and Western Klamath Mountains).
Production information: Ore production is 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. 1 erroneous literature entry.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Formula: Fe2+Cr3+2O4 |
| ⓘ Magnesiochromite Formula: MgCr2O4 |
| ⓘ '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 |
| ⓘ | Magnesiochromite | 4.BB.05 | MgCr2O4 |
| 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 | ⓘ Magnesiochromite | MgCr2O4 |
| O | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| Mg | Magnesium | |
| Mg | ⓘ Magnesiochromite | MgCr2O4 |
| Si | Silicon | |
| Si | ⓘ Serpentine Subgroup | D3[Si2O5](OH)4 |
| Cr | Chromium | |
| Cr | ⓘ Chromite | Fe2+Cr23+O4 |
| Cr | ⓘ Magnesiochromite | MgCr2O4 |
| Fe | Iron | |
| Fe | ⓘ Chromite | Fe2+Cr23+O4 |
Other Databases
| Link to USGS MRDS: | 10043403 |
|---|
Other Regions, Features and Areas containing this locality
North America
- Coast MountainsMountain Range
North America PlateTectonic Plate
- Franciscan DomainDomain
USA
- California
- Diablo RangeMountain Range
- San Benito County
- New Idria Mining DistrictMining District
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References
