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Baryte
Baryte

Lazurite
Lazurite



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Baryte
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Baryte and Lazurite Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Soluble
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.3-5
2.75
1.5 Fracture
Irregular/uneven
Uneven, UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle
1.6 Cleavage
Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect
Imperfect on {110}
1.7 Mohs Hardness
3-3.5
5.5
1.8 Chemical Composition
Not Available
(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

Baryte and Lazurite Chemical Formula

While comparing Baryte and Lazurite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Baryte and Lazurite chemical formula.

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  • Chemical formula of Lazurite- (Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

Baryte and Lazurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Baryte and Lazurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Baryte and Lazurite Optical Properties during the identification of gemstone. Specific gravity of Baryte is 2.75 whereas that of Lazurite is 2.75.

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