Chrysoprase, Quartz

Locality: Saryku-Boldy (Sarykul'-Boldy) deposit, Karkaralinsk (Qarqaraly; Karsakpaj; Qarsaqpaj; Kaskelen), Karkaralinsk Rayon, Karagandy Province (Qaragandy Oblysy; Karaganda Oblast'), Kazakhstan

5.5x4x2 cm fragment of Chrysoprase concretion with crust of recrystallized Quartz. Typical morphology of drying and contraction of crystallizing gel is very well visible here. Quartz on the specimen was formed by recrystallization of outer opal layer of the concretion. Pavel M. Kartashov collection and photo.

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Photo added: 27th 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.
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