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Cahuenga Pass, Hollywood, Hollywood Hills, Los Angeles, Santa Monica Mts, Los Angeles Co., California, USA

Latitude: 34°7'28"N
Longitude: 118°20'31"W
A gap in the Santa Monica Mountains noted for its vesicular basalt with griffithite mineralization. Ross (1946) determined that the griffithite from this location is a ferrian saponite, not a ferroan saponite. The mineral is about 78% saponite..

References

Ross, C. S., 1946, Sauconite - a Clay Mineral of the Montmorillonite Group, American Mineralogist, v. 31, p. 411-424.

Mineral List

Mineral list contains entries from the region specified including sub-localities
Analcime
Aragonite
Calcite
'Chlorite Group'
Ferrosaponite
Hematite
'Heulandite'
Laumontite
Mordenite
Natrolite
Opal
Prehnite
Pyrite
Quartz
var: Chalcedony
Saponite
var: Ferroan Saponite
'Stilbite'


18 entries listed. 12 valid minerals. 2 erroneous literature entries.

Localities in this Region

USA

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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