Lazurite and Riesling Beryl Physical Properties

Lazurite

Riesling Beryl

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.752.66-2.86

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Imperfect on {110}

Not Available

1.7 Mohs Hardness

5.57.5-8

2 10

1.8 Chemical Composition

(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

Al 2Be 3Si 6O 18Martin H.

Lazurite and Riesling Beryl Chemical Formula

While comparing Lazurite and Riesling Beryl 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 Lazurite and Riesling Beryl chemical formula.

Chemical formula of Lazurite- (Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.
Chemical formula of Riesling Beryl- Al 2Be 3Si 6O 18Martin H.

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Lazurite and Riesling Beryl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lazurite and Riesling Beryl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lazurite and Riesling Beryl Optical Properties during the identification of gemstone. Specific gravity of Lazurite is 2.66-2.86 whereas that of Riesling Beryl is 2.66-2.86.