Moving mountains for you
Switch currency

Current Live Auctions

Current Live Fixed Price Sales

Barbosalite Giniite & Tavorite

Views:
Watches:
SER212931

Barbosalite Giniite & Tavorite

Description Tabs

Description
Locality: 
Sandamap Pegmatite, Sandamap North Farm 115, Dâures, Erongo Region, Namibia
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 2 × 2.4 cm
Description

Black lustrous, twinned crystals of barbosalite on tryphilite with tiny black giniite and green tavorite

Mineral Data
What's on the rock

Barbosalite

Formula: 
Fe2+Fe3+2(PO4)2(OH)2
Strunz: 
8.BB.40
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0
Type Locality: 
Sapucaia Mine (Proberil mine), Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Brazil

Giniite

Formula: 
Fe2+Fe3+4(PO4)3(OH)5·2H2O
Strunz: 
8.DB.50
Hardness: 
3.0 - 4.0
Type Locality: 
Sandamap pegmatite (Sandamab pegmatite), Sandamap North Farm 115 (Sandamab), Usakos, Karibib District, Erongo Region, Namibia

Tavorite

Formula: 
LiFe3+(PO4)(OH)
Strunz: 
8.BB.05
Crystal System: 
Triclinic
Hardness: 
5.0
Type Locality: 
Sapucaia Mine (Proberil mine), Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Brazil