AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Italy > Orthoclase var. Adularia

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

   

Orthoclase var. Adularia from Formazza Valley, Verbano-Cusio-Ossola, Italy

 
Orthoclase var. Adularia from Formazza Valley, Verbano-Cusio-Ossola, Italy

Orthoclase var. Adularia from Formazza Valley, Verbano-Cusio-Ossola, Italy

DESCRIPTION:No. 45277
Mineral:Orthoclase var. Adularia
Locality:Formazza Valley, Verbano-Cusio-Ossola, Italy
Description:Translucent white pseudo-rhombohedral adularia crystals, a variety of orthoclase feldspar, on biotite-rich matrix. The adularia crystals have smooth clean faces except on the X-face {101} that has slight striations. Many are twinned crystals.
Overall Size:4.5x3x2.5 cm
Crystals:2-9 mm
Archived: For reference only

 

 

 

 

 

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