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Bertrandite & Apatite

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UGO539734

Bertrandite & Apatite

Rare Mineral

Description Tabs

Description
Locality: 
Capoeira 1 Pegmatite, Parelhas, Borborema Province, Rio Grande do Norte, Brazil
Class: 
Combination
Size Range: 
Small miniature (3-4.5 cm)
Size: 
1 × 3 × 2 cm
Description

classic tabular crystals whith apatite

Mineral Data
What's on the rock

Bertrandite

Formula: 
Be4(Si2O7)(OH)2
Strunz: 
9.BD.05
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 7.0
Type Locality: 
Petit-Port, Nantes, Loire-Atlantique, Pays de Loire, France

Apatite

Synonym Of: 

Chlorapatite

Formula: 
Ca5(PO4)3Cl
Strunz: 
8.BN.05
Hardness: 
5.0

Fluorapatite

Formula: 
Ca2Ca3(PO4)3F
Strunz: 
8.BN.05
Hardness: 
5.0

Hydroxylapatite

Formula: 
Ca5(PO4)3(OH)
Strunz: 
8.BN.05
Hardness: 
5.0
Crystal System: 
Hexagonal
Hardness: 
5

Seller Information

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for payment only paypal

We accept payment in euro

the item not paid within 30 days will be put on auction