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Helvine from
Clark Mine, Rincon Mountain, Rincon, Rincon District, San Diego Co., California, USA

Description
Comments:	Occurs as small grains and imperfect crystals in petalite-spodumene rock. Found in unnamed pegmatite near Clark pegmatite.
Habit:	tetrahedral crystals to 2cm on edge
Colour:	Yellow
Quality of samples:	not specified / average specimens
Confirmation
Validity:	Believed Valid
References
References:	Murdoch, Joseph (1946), Progress on revision of Bulletin 113 “Minerals of California,” with notes on some new mineral occurrences: California Division Mines Report 42: 198; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 215; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 368.; Jesse Fisher (2011) Mines and Minerals of the Southern California Pegmatite Province. Rocks & Minerals 86:14-34.
Associated minerals:
Associates:	Petalite Spodumene
Data
Mineral Data:	Click here to view Helvine data
Locality Data:	Click here to view Clark Mine, Rincon Mountain, Rincon, Rincon District, San Diego Co., California, USA
Photo Gallery	View Gallery (3 photos)

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