Largest pocket cross-section

Locality: Cahuilla District, Riverside Co., California, USA

Caption: Sketch of a cross section of the largest pocket showing the relative positions of the tourmaline and quartz crystals and the perthite and anhedral quartz matrix. Source: Gochenour, K. 1988. Black Tourmaline from Little Cahuilla Mountain, Riverside County, California. Rocks and Minerals, 63 (6): p. 442.

This photo has been shown 243 times

Photo added: 10th May 2009

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. 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: 15th Feb 2012 18:02:46