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Phosphosiderite & Crandallite

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CLB602370

Phosphosiderite & Crandallite

Description Tabs

Description
Locality: 
Paton Hill, Tierra Amarilla, Copiapó Province, Atacama Region, Chile
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
16.8 × 6.4 × 1 cm
Description

Cut and polished slice of massive, lavender colored phosphosiderite with beige-brown crandallite. This material is offered since a few years as beads and pearls. The exact locality was a mystery for a long time. Now it seems clear it is from Paton Hill, Chile. The natural color is more pinkish purple, blueish under certain artificial light.

Mineral Data
What's on the rock

Phosphosiderite

Formula: 
FePO4·2H2O
Strunz: 
8.CD.05
Hardness: 
3.5 - 4.0
Type Locality: 
Kalterborn Mine, Eiserfeld, Siegerland, North Rhine-Westphalia, Germany

Crandallite

Formula: 
CaAl3(PO4)2(OH)5·H2O
Strunz: 
8.BL.10
Crystal System: 
Trigonal
Hardness: 
5.0
Streak: 
White
Type Locality: 
Brooklyn Mine, Silver City, Tintic District, East Tintic Mts, Juab Co., Utah, USA

Seller Information

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