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

Locality type:Quarry
Classification
Species:Aegirine
Formula:NaFe3+Si2O6
Habit:Stumpy, prismatic; aggregates of radiating needles.
Colour:Yellowish green
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: 506; Onucki, H. and Ernst, W.G. (1969) Coexisting sodic amphiboles and sodic pyroxenes from blueschist facies metamorphic rocks. Mineralogical Association of America Special Paper 2: 245; Pemberton, H. Earl (1983), Minerals of California: 392.; Wood, R. W. (1979) The iron-rich blueschist facies minerals: 2. Howieite. Mineralogical Magazine 43:363-370.; 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 Aegirine data
Locality Data:Click here to view Laytonville Quarry (Longvale; Longvale Quarry), Laytonville, Coastal Range, Mendocino Co., California, USA
Nearest other occurrences of Aegirine
26.8km (16.7 miles) Covelo, Round Valley, Coastal Range, Mendocino Co., California, USA
 
矿物 and/or 产地  
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