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Lazulite & Siderite

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MSD873822

Lazulite & Siderite

Description Tabs

Description
Locality: 
Rapid Creek, Yukon, Canada
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
1.6 × 1.9 × 1.1 cm
Weight: 
3.90gr
Description

A beautiful combo miniature of one brownish, well crystallized siderite crystal and dark blue lustous lazulite.

Mineral Data
What's on the rock

Lazulite

Formula: 
(Mg,Fe2+)Al2(PO4)2(OH)2
Strunz: 
8.BB.40
Crystal System: 
Monoclinic
Hardness: 
5.5 - 6.0
Streak: 
White
Type Locality: 
Freßnitzgraben, Krieglach, Fischbacher Alpen, Styria, Austria

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.5
Streak: 
White