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Baryte
Baryte

Lapis lazuli
Lapis lazuli



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Baryte and Lapis lazuli Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.3-5
2.50-3.00
1.5 Fracture
Irregular/uneven
Uneven-Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Perfect cleavage parallel to base and prism faces: {001} Perfect, {210} Perfect, {010} Imperfect
3,6
1.7 Mohs Hardness
3-3.5
5.5
1.8 Chemical Composition
Not Available
The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)8Al6Si6O24(S,SO)4

Baryte and Lapis lazuli Chemical Formula

While comparing Baryte and Lapis lazuli 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 Lapis lazuli chemical formula.

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  • Chemical formula of Lapis lazuli- The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)8Al6Si6O24(S,SO)4

Baryte and Lapis lazuli Specific Gravity

Another important criteria for qualitative analysis of gemstones is Baryte and Lapis lazuli Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Baryte and Lapis lazuli Optical Properties during the identification of gemstone. Specific gravity of Baryte is 2.50-3.00 whereas that of Lapis lazuli is 2.50-3.00.