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Mcalpineite & Xocolatlite

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FRE152468

Mcalpineite & Xocolatlite

Description Tabs

Description
Locality: 
Gambatesa Mine, Reppia, Genova, Liguria, Italy
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 2 × 1 cm
Description

Thin yellow-green mcalpineite coating on quartz crystals with dark brown xocolatlite microspots on quartzite matrix. Probed. Gambatesa Mine is the only European occurrence for this two very rare minerals. Found only once !

Mineral Data
What's on the rock

Mcalpineite

Formula: 
Cu3(Te6+O6)
Strunz: 
7.DE.55
Crystal System: 
Isometric
Hardness: 
3.0
Colour: 
Green
Type Locality: 
McAlpine Mine, Peñon Blanco Peak, Coulterville District, Mother Lode Belt, Tuolumne Co., California, USA

Xocolatlite

Formula: 
Ca2Mn4+2(Te6+O6)2·H2O
Strunz: 
7.DF.85
Hardness: 
2.0 - 3.0
Type Locality: 
Moctezuma Mine (Bambolla Mine), Moctezuma, Mun. de Moctezuma, Sonora, Mexico

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