Lapis lazuli and Chondrodite Physical Properties

Lapis lazuli

Chondrodite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.50-3.003.10-3.20

1 7.18

1.5 Fracture

Uneven-Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

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

1.6 Cleavage

3,6

Poor to good on (001)

1.7 Mohs Hardness

5.56-6.5

2 10

1.8 Chemical Composition

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

(Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.

Lapis lazuli and Chondrodite Chemical Formula

While comparing Lapis lazuli and Chondrodite 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 Lapis lazuli and Chondrodite chemical formula.

Chemical formula of Lapis lazuli- The chief constituent Lapis Lazuli is Lazurite, with the following chemical formula: (Na,Ca)₈Al₆Si₆O₂₄(S,SO)₄
Chemical formula of Chondrodite- (Mg,Fe) 5(SiO 4) 2(F,OH) 2Ulrich Henn and Claudio C.

Compare Gems for Sagittarius

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Lapis lazuli Vs Sodalite

Lapis lazuli and Chondrodite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lapis lazuli and Chondrodite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lapis lazuli and Chondrodite Optical Properties during the identification of gemstone. Specific gravity of Lapis lazuli is 3.10-3.20 whereas that of Chondrodite is 3.10-3.20.