Orpiment

  

  

This specimen has dark yellowish orange crystals of orpiment to 5.5 cm in length. In the center of the specimen sets a 4.8 cm crystal of calcite with scalenohedral form.

Origin: Realgar Mine, Shimen Co., Hunan Province, China

Sample size: 13 x 9 x 7 cm

 

  

 

  

This specimen has a layer of massive white barite which is covered with crystals of rich orange colored orpiment.

Origin: Elbrusskiy Mine, Causcasus, Russia

Sample size: 7.4 x 5.5 x 3.5 cm (top/2nd row), 10 x 6 x 3 cm (3rd/bottom row)

 

  

Origin: Twin Creek mine, Nevada, U.S.A.

Ex. Giovanni Signorelli collection

Sample size: 6 x 2 x 4 cm

 

Photo courtesy of: 

Trinityminerals.com

 

  

Origin: Twin Creeks Mine, Humboldt Co, Nevada, U.S.A.

Sample size: 5.5 x 5 x 4 cm

 

  

Origin: Cut 20, North Zone, Twin Creeks Mine, Humboldt Co, Nevada, U.S.A.

Sample size: 4.2 x 3.6 x 2.5 cm

 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  

Origin: Cut 62, Twin Creeks Mine, Potosi District, Humboldt Co., Nevada, U.S.A.

Sample size: 10 x 5.6 x 4.8 cm

 

Origin: Quirivilca, Peru

Ex. Willard Perkin collection

Sample size: 15 x 12 x 28 mm

 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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