AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Switzerland > Orthoclase var. Adularia Twins with Chlorite

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Orthoclase var. Adularia Twins with Chlorite from St. Gotthard, Kanton Uri, Switzerland

 
Orthoclase var. Adularia Twins with Chlorite from St. Gotthard, Kanton Uri, Switzerland

Orthoclase var. Adularia Twins with Chlorite from St. Gotthard, Kanton Uri, Switzerland

DESCRIPTION:No. 51225
Mineral:Orthoclase var. Adularia Twins with Chlorite
Locality:St. Gotthard, Kanton Uri, Switzerland
Description:Chlorite-coated sharp translucent orthoclase crystals repeatedly twinned on the C-axis resulting in intersecting V-shaped groupings. The orthoclase crystals are the adularia variety of sharp crystals dominated by prism faces. Ex. Peter B. Nalle (1923-2010) collection #557b, originally acquired in 1987
Overall Size:2.5x2.5x2 cm
Crystals:micro to 20 mm
Archived: For reference only
Buy similar: Minerals from Europe > Feldspars: Microcline, Orthoclase, Albite

 

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  John Betts - Fine Minerals gallery of Feldspars: Microcline, Orthoclase, Albite

 

 

 

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