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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 GalleryView Gallery (3 photos)
Nearest other occurrences of Helvine
15.6km (9.7 miles) Katerina Mine (Ashley mine; Caterina mine; Catherin mine; Catherina mine; Katrina mine), Hiriart Mountain (Hariat Mtn; Harriot Mtn; Heriart Mtn; Heriot Mtn; Hiriat Hill), Pala, Pala District, San Diego Co., California, USA
17.8km (11.0 miles) Gem Star Mine (Gem Lepidolite mine; Labaugh mine; Loughbaugh mine), Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala District, San Diego Co., California, USA
18.7km (11.6 miles) Tourmaline Queen Mountain (Pala Mtn; Queen Mtn), Pala, Pala District, San Diego Co., California, USA
89.7km (55.7 miles) Pack Rat Mine, Tule Mountain (Mount Tule; Tulley Mountain), Jacumba, Jacumba District, San Diego Co., California, USA
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