Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Volcanic Rock Mine, Hidden Hills, Simi Hills Transverse Range, Los Angeles County, California, USAi
Regional Level Types
Volcanic Rock MineMine
Hidden HillsGroup of Hills
Simi Hills Transverse RangeMountain Range
Los Angeles CountyCounty
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
34° 10' 4'' North , 118° 42' 4'' West
Latitude & Longitude (decimal):
34.16778,-118.70111
GRN:
N23W71
Type:
Mine
Köppen climate type:
Csb : Warm-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Agoura20,537 (2006)4.4km
Hidden Hills1,924 (2017)4.6km
Oak Park13,811 (2011)5.8km
Calabasas23,058 (2018)5.9km
West Hills41,426 (2018)6.2km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Conejo Gem & Mineral ClubThousand Oaks, California13km
Del Air Rockhounds ClubNorthridge, California17km
Sierra Pelona Rock ClubNewhall, California29km
Woodland Hills Rock Chippers, Inc.San Fernando Valley, California31km
The Culver City Rock and Mineral ClubCulver City, California32km
Mindat Locality ID:
81508
Long-form identifier:
mindat:1:2:81508:9
GUID (UUID V4):
0


A former dimension stone quarry located 4.6 km (2.8 miles) W of Hidden Hills.

List of minerals for each chemical element

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America Plate
Pacific PlateTectonic Plate

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.

References

Gay, T.E. and Hoffman, S.R. (1954) Mines and mineral deposits of Los Angeles County, California. California Journal of Mines and Geology, California Division of Mines (Report 50): 50(3&4): 689.
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