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Fluorcalcioroméite & Baryte

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TPX609904

Fluorcalcioroméite & Baryte

Rare Mineral

Description Tabs

Description
Locality: 
Santa Matilde, Las Herrerías, Sierra Almagrera, Almería, Andalusia, Spain
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.1 × 3.6 × 2.6 cm
Weight: 
75.00gr
Description

Excellent pale pinkish fluorcalcioroméite crystals on white baryte crystals over sandy goethite from this classic Spanish site.

Mineral Data
What's on the rock

Fluorcalcioroméite

Formula: 
(Ca,Na)2Sb5+ 2O6(F,OH)
Hardness: 
5.5 - 0.0
Streak: 
White
Type Locality: 
Starlera Mine, Starlera Valley, Ferrera Valley, Hinterrhein Valley, Grischun (Grisons; Graubünden), Switzerland

Baryte

Formula: 
BaSO4
Strunz: 
7.AD.35
Hardness: 
3.0 - 3.5
Streak: 
White
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