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⇱ Unspecified Cr occurrences [3], Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USA

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Unspecified Cr occurrences [3], Cedar Mountain, Cedar Mountain Mining District, Alameda County, California, USAi
Regional Level Types
Unspecified Cr occurrences [3]Group of Occurrences
Cedar MountainMountain
Cedar Mountain Mining DistrictMining District
Alameda CountyCounty
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
37° North , 121° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~7km
Type:
Group of Occurrences
Mindat Locality ID:
212556
Long-form identifier:
mindat:1:2:212556:8
GUID (UUID V4):
0


Cr occurrences in the Cedar Mountain area, 16 miles SE of Livermore.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity 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
Description: Occurs as massive material in many local mines.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘChromite4.BB.05Fe2+Cr3+2O4

List of minerals for each chemical element

OOxygen
Oⓘ ChromiteFe2+Cr23+O4
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
FeIron
Feⓘ ChromiteFe2+Cr23+O4

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

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References

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To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
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