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Spessartine from
Laytonville Quarry (Longvale; Longvale Quarry), Laytonville, Coastal Range, Mendocino Co., California, USA

Locality type:Quarry
Classification
Species:Spessartine
Formula:Mn32+Al2(SiO4)3
Colour:Orange to orange-red
Confirmation
Validity:Believed Valid
References
References:Chesterman, C.W. (1966b), Mineralogy of the Laytonville quarry, Mendocino County, California, in: Geology of Northern California: California Division Mines & Geol. Bulletin 190: 503; Pemberton, H. Earl (1983), Minerals of California: 496.; Robert Muir Wood (1982) The Laytonville Quarry (Mendocino County California) Exotic Block: Iron-rich Blueschist-Facies Subduction-Zone Metamorphism. Mineralogical Magazine 45:87-99.
Data
Mineral Data:Click here to view Spessartine data
Locality Data:Click here to view Laytonville Quarry (Longvale; Longvale Quarry), Laytonville, Coastal Range, Mendocino Co., California, USA
 
Mineral and/or Locality  
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