Lapis lazuli and Garnet Physical Properties

Lapis lazuli

Garnet

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.50-3.003.55-4.33

1 7.18

1.5 Fracture

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

Conchoidal, Uneven

1.6 Cleavage

3,6

Indistinct

1.7 Mohs Hardness

5.56.5-7.5

2 10

1.8 Chemical Composition

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

Garnet is a series of several different minerals with unique chemical formulas.

Lapis lazuli and Garnet Chemical Formula

While comparing Lapis lazuli and Garnet 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 Garnet 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 Garnet- Garnet is a series of several different minerals with unique chemical formulas.

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Lapis lazuli and Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lapis lazuli and Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lapis lazuli and Garnet Optical Properties during the identification of gemstone. Specific gravity of Lapis lazuli is 3.55-4.33 whereas that of Garnet is 3.55-4.33.