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Topaz : Al2(SiO4)(F,OH)2

 
 
 
minID: LDU-URU

Topaz : Al2(SiO4)(F,OH)2

This image has been released to the public domain and may be used freely.

From the bottom of the pocket encase in cement like rubble a topaz crystal. (95 x 85 x 60mm) July 17 2010 (60'L-10'SW)
See locality photos of pocket indi., pocket prep., & working the pocket. Pass from the collection of Sam Dunaway to James Madison University, on display in their mineral museum. Harvest & photo by MWylie

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Photo added: 18th Jul 2010

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