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West side of the Panamint Mountains, Ballarat, Panamint District (Ballarat District), Panamint Mts (Panamint Range), Death Valley National Park, Inyo Co., California, USA

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Detailed Mineral List:

Ottrélite
Formula:	(Mn²⁺,Fe²⁺,Mg)Al₂(SiO₄)O(OH)₂
Habit:	Oblong plates
Colour:	Dark green
Description:	Occurs in schists. Constitutes considerable proportion of the schists in localized areas.
Reference:	Murphy, Franklin Mac (1932), Geology of a part of the Panamint Range, California Calif. Min Bureau Report 28: 347; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 137; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 436.

1 entry listed. 1 valid mineral.

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Copyright © Jolyon Ralph and Ida Chau 1993-2011. Jobs in California, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 2nd Jul 2011 06:14:55