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Unnamed Mn occurrence [1], Northeast of San Andreas, San Andreas, San Andreas Mining District, Calaveras County, California, USAi
Regional Level Types
Unnamed Mn occurrence [1]Occurrence
Northeast of San Andreas- not defined -
San AndreasCensus-designated Place
San Andreas Mining DistrictMining District
Calaveras CountyCounty
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
38° North , 120° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~6km
Mindat Locality ID:
218251
Long-form identifier:
mindat:1:2:218251:6
GUID (UUID V4):
0


A Mn occurrence located about 2 miles NE of San Andreas.

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Standard Detailed Gallery Strunz Chemical Elements

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Gallery:

List of minerals arranged by Strunz 10th Edition classification

Unclassified
'Psilomelane'-

List of minerals for each chemical element

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate
USA

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

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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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