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Labradorite from
Lady Face Ridge, Santa Monica Mts, Los Angeles Co., California, USA

Locality type:Ridge
Classification
Species:Anorthite var: Labradorite
Formula:(Ca,Na)[Al(Al,Si)Si2O8]
Comments:Phenocrysts to 9mm in volcanics which exhibit convolute zoning.
Confirmation
Validity:Believed Valid
References
References:Blackerby, B.A. (1968), Convolute zoning of plagioclase phenocrysts in Miocene volcanics from the western Santa Monica Mountains, California: American Mineralogist: 53: 954-962; Pemberton, H. Earl (1983), Minerals of California: 360-361.
Data
Mineral Data:Click here to view Labradorite data
Locality Data:Click here to view Lady Face Ridge, Santa Monica Mts, Los Angeles Co., California, USA
Mineral and/or Locality  
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