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Quartz (Dauphiné-law twins) with Arsenopyrite from Panasqueira Mine, Barroca Grande, 21 km. west of Fundao, Castelo Branco, Portugal

 
Quartz (Dauphiné-law twins) with Arsenopyrite from Panasqueira Mine, Barroca Grande, 21 km. west of Fundao, Castelo Branco, Portugal

Quartz (Dauphiné-law twins) with Arsenopyrite from Panasqueira Mine, Barroca Grande, 21 km. west of Fundao, Castelo Branco, Portugal

Quartz (Dauphiné-law twins) with Arsenopyrite from Panasqueira Mine, Barroca Grande, 21 km. west of Fundao, Castelo Branco, Portugal

Quartz (Dauphiné-law twins) with Arsenopyrite from Panasqueira Mine, Barroca Grande, 21 km. west of Fundao, Castelo Branco, Portugal

DESCRIPTION:No. 46760
Mineral:Quartz (Dauphiné-law twins) with Arsenopyrite
Locality:Panasqueira Mine, Barroca Grande, 21 km. west of Fundao, Castelo Branco, Portugal
Description:Two parallel transparent colorless quartz crystals to 65 mm long with yellow metallic arsenopyrite crystals to 12 mm. The two quartz crystals actually share a common face and are twinned following the Dauphine Law of quartz twinning.
Overall Size:7x6x6 cm
Crystals:1-65 mm
Status: Sold - Posted here for reference only
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