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Fluorapatite

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RHT725684

Fluorapatite

Classic Locality

Description Tabs

Description
Locality: 
Buranga Pegmatite, Gatumba, Ngororero District, Western Province, Rwanda
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6.5 × 4.8 × 3.7 cm
Largest Crystal: 
5.60cm
Weight: 
168.00gr
Description

Big fluorapatite crystals with minor mica (biotite?). A part of the specimen looks like the apatite was replaced by microcline (not analyzed). The main crystal is terminated with a little edge wear.

Any material from Rwanda is very rare.

Mineral Data
What's on the rock

Fluorapatite

Formula: 
Ca2Ca3(PO4)3F
Strunz: 
8.BN.05
Crystal System: 
Hexagonal
Hardness: 
5.0
Streak: 
White
Type Locality: 
Sauberg Mine, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany
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