Orthoclase

  

Adularia

Origin: Holseer Cove, Landewednack, Cornwall, England

Sample size: 5.8 x 4 x 2.5 cm

 

  

Baveno twin

Origin: Raikot, Chilas, Northern Areas, Pakistan

Sample size: 7.3 x 3.7 x 2.6 cm

 

  

Baveno twin

Origin: Baveno, Italy
Ex-Mike Groben Collection

Sample size: 7.6 x 2.1 x 1.7 cm

 

  

This is a fine crystal of gemmy adularia. It is actually several crystals intergrown. There is a small amount of hematite found in the matrix of the specimen at its base.

Origin: Giuv Glacier, Val Giuv, Switzerland

Sample size: 3.9 x 3.5 x 3 cm

 

  

Baveno twin orthoclase with spessartine

Origin: Tongbei, Yunxiao, Fujian, China

Sample size: 3.7 x 1.8 x 1.3 cm

 

Photo courtesy of: 

Trinityminerals.com

 

  

Adularia twin with chlorite coating

  

Adularia

Origin: Grimsel Pass, Wallis, Switzerland

Sample size: 7 x 6.5 x 3.8 cm (top), 4 x 4 x 3 cm (bottom)

 

  

Adularia twin

Origin: Zinnenthal, Switzerland

Ex. Ernie Schlichter collection

Sample size: 5.4 x 3.9 x 3.2 cm

 

  

Baveno twin

Origin: Organ Mountains, New Mexico, U.S.A.

Ex. Ernie Schlichter collection

Sample size: 8.4 x 4 x 2.9 cm

 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  

Origin: Seula mine (ex Montecatini quarry), Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy

Sample size: 7.4 x 4.5 x 3.2 cm

 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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