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Cumengeite & Pseudoboleite

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SMM771318

Cumengeite & Pseudoboleite

Type Locality

Description Tabs

Description
Locality: 
Boleo District, Santa Rosalía, Mulegé Municipality, Baja California Sur, Mexico
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.5 × 1 × 1 cm
Description

Nice cumengeite twinned groups of crystals and others blue pseudoboleite crystals (easily a epitaxial growth of pseudoboleite on boleite crystal)  from the type locality for the species. The matrix was stabilized with glue.

Boxed with Label
Mineral Data
What's on the rock

Cumengeite

Formula: 
Pb21Cu20Cl42(OH)40·6H2O
Strunz: 
3.DB.20
Crystal System: 
Tetragonal
Hardness: 
2.5
Streak: 
Sky-blue
Type Locality: 
Santa Rosalía (El Boleo), Boleo District, Mun. de Mulegé, Baja California Sur (BC Sur), Mexico

Pseudoboleite

Formula: 
Pb31Cu24Cl62(OH)48
Strunz: 
3.DB.10
Hardness: 
2.5
Type Locality: 
Santa Rosalía (El Boleo), Boleo District, Mun. de Mulegé, Baja California Sur (BC Sur), Mexico

Seller Information

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