Athabascaite, Umangite, Calcite

Locality: Sierra de Umango, La Rioja, Argentina

Note: The mineral species Athabascaite is not listed in our database for this locality. This specimen may be misidentified or the mindat list of minerals at this locality may be incomplete.

Reflected light photomicrograph of a polished section containing umangite (pinkish), athabascaite (small white areas) and calcite (olive).
Scale not provided. P002
Excalibur Mineral specimen.

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Photo added: 13th Mar 2008

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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 22:03:25