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Galena (Spinel Law twinned) on Calcite with Chalcopyrite from Naica District, Saucillo, Chihuahua, Mexico

 
Galena (Spinel Law twinned) on Calcite with Chalcopyrite from Naica District, Saucillo, Chihuahua, Mexico

Galena (Spinel Law twinned) on Calcite with Chalcopyrite from Naica District, Saucillo, Chihuahua, Mexico

Galena (Spinel Law twinned) on Calcite with Chalcopyrite from Naica District, Saucillo, Chihuahua, Mexico

Galena (Spinel Law twinned) on Calcite with Chalcopyrite from Naica District, Saucillo, Chihuahua, Mexico

DESCRIPTION:No. 62843
Mineral:Galena (Spinel Law twinned) on Calcite with Chalcopyrite
Locality:Naica District, Saucillo, Chihuahua, Mexico
Description:Lustrous gray-metallic galena crystals to 33 mm on white calcite with brassy yellow-metallic chalcopyrite. The galena crystals are twinned on the {111} plane following the Spinel Law of isometric twinning, resulting in tabular (platy) hexagonal form. Ex. Dr. N. Luppescu, originally acquired from Evan Jones
Overall Size:3.5x3x2 cm
Crystals:1-33 mm
Status: Sold - Posted here for reference only
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