Lazulite
Phosphate mineral
Lazulite or Azure spar is a transparent to semi-opaque, blue mineral that is a phosphate of magnesium, iron, and aluminium, with the chemical formula (Mg,Fe2+)Al2(PO4)2(OH)2. Lazulite forms one endmember of a solid solution series with the darker, iron-rich scorzalite. Lazulite crystallizes in the monoclinic system.
Nº Q412651 ★
Common · Knowledge
Lazulite
Phosphate mineral
Lazulite or Azure spar is a transparent to semi-opaque, blue mineral that is a phosphate of magnesium, iron, and aluminium, with the chemical formula (Mg,Fe2+)Al2(PO4)2(OH)2. Lazulite forms one endmember of a solid solution series with the darker, iron-rich scorzalite. Lazulite crystallizes in the monoclinic system.
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From Wikipedia
Lazulite or Azure spar is a transparent to semi-opaque, blue mineral that is a phosphate of magnesium, iron, and aluminium, with the chemical formula (Mg,Fe2+)Al2(PO4)2(OH)2. Lazulite forms one endmember of a solid solution series with the darker, iron-rich scorzalite. Lazulite crystallizes in the monoclinic system. Its crystal habits include steep bipyramidal or wedge-shaped crystals. Lazulite has a Mohs hardness of 5.5–6.0 and a specific gravity of 3.0–3.1. It is infusible and insoluble.
Text: Wikipédia, CC BY-SA 4.0. · Image: Robert M. Lavinsky (CC BY-SA 3.0) ·
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