14th Annual Smithsonian.com Photo Contest
Horsetail In Demantoid Garnet
This is a classic example of what is known in the gemstone trade as a "Horsetail" inclusion in Demantoid, Garnet. The gemstone is found in the Ural Mountains, Russia. The fibers are most likely Chrysotile stemming from a possible Chromite core.
© Lucas Fassari.
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||Oct. 10, 2016, 5:39 a.m.