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Chrysocolla, Malachite, Quartz


Chrysocolla : Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (x < 1), Malachite : Cu2(CO3)(OH)2, Quartz : SiO2
minID: 785-Y5L

Photo Copyright © Rob Lavinsky & irocks.com  - This image is copyrighted. Unauthorized reproduction prohibited.
Dimensions: 13.5 cm x 9.6 cm x 6.3 cm

13.5 x 9.6 x 6.3 cm. A gorgeous polished nodule of gem grade carving rough of the best color of "gem silica," chrysocolla and quartz mixed together along with malachite (the malachite in the form of needle-like inclusions). This is classic old material for the mine. The colors here are both particularly intense and contrasting. From the Rice Northwest Museum collection, originally donated by its founders Richard and Helen Rice (cat #207). Weight is 2 pounds. Ex. Frank Valenzuela Collection. Joe Budd photo.


This photo has been shown 171 times

Photo added: 27th Mar 2011

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands 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.
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