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Quartz pseudomorphs after Topaz from Thomas Range, Juab County, Utah

 
Quartz pseudomorphs after Topaz from Thomas Range, Juab County, Utah

Quartz pseudomorphs after Topaz from Thomas Range, Juab County, Utah

DESCRIPTION:No. 70868
Mineral:Quartz pseudomorphs after Topaz
Locality:Thomas Range, Juab County, Utah
Description:Unusual quartz pseudomorph after prismatic topaz crystals to 20 mm. The pseudomorphs appear to be just rhyolite-included topaz, but hardness equals quartz and there is no evidence of a cleavage plane that would be present if it were still topaz. Collected ca. 1970
Overall Size:35x19x16 mm
Crystals:5-20 mm pseudos
Status: Sold - Posted here for reference only
Buy similar: Minerals from Rocky Mountain States, USA > Pseudomorphs (False Form)

 

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  John Betts - Fine Minerals gallery of Pseudomorphs (False Form)

 

 

 

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