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Serrabrancaite & Bermanite

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SER511806

Serrabrancaite & Bermanite

Type Locality

Description Tabs

Description
Locality: 
Serra Branca Pegmatite, Pedra Lavrada, Borborema Province, Paraiba, Brazil
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 3.2 × 1.2 cm
Description

Several vugs feature brown tufts of serrabrancaite (a rare Mn phosphate) and red bermanite from the type locality; self collected this year

Mineral Data
What's on the rock

Serrabrancaite

Formula: 
MnPO4·H2O
Strunz: 
8.CB.05
Crystal System: 
Monoclinic
Hardness: 
3.5
Type Locality: 
Serra Branca pegmatite, Pedra Lavrada, Borborema mineral province, Paraíba, Brazil

Bermanite

Formula: 
Mn2+Mn3+2(PO4)2(OH)2·4H2O
Strunz: 
8.DC.20
Crystal System: 
Monoclinic
Hardness: 
3.5
Type Locality: 
7U7 Ranch (7-U-7 Ranch), Bagdad Mine area, Hillside, Eureka District, Yavapai Co., Arizona, USA