AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Quartz var. Amethyst

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Quartz var. Amethyst from La Valenciana Mine, Amatitlan, Guerrero, Mexico

 
Quartz var. Amethyst from La Valenciana Mine, Amatitlan, Guerrero, Mexico

Quartz var. Amethyst from La Valenciana Mine, Amatitlan, Guerrero, Mexico

Photo below under shortwave ultraviolet illumination:
Quartz var. Amethyst from La Valenciana Mine, Amatitlan, Guerrero, Mexico

DESCRIPTION:No. 19651
Mineral:Quartz var. Amethyst
Locality:La Valenciana Mine, Amatitlan, Guerrero, Mexico
Description:Lustrous deep-purple amethyst quartz crystals up to 20 mm long with white calcite microcrystals overgrown on select faces of the amethyst. The calcite fluoresces under UV illumination.
Overall Size:8x5x4 cm
Crystals:0.5-20.0 mm
Archived: For reference only

 

 

 

 

 

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