Ammolite and Lapis lazuli Physical Properties

Ammolite

Lapis lazuli

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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

2.75-2.802.50-3.00

1 7.18

1.5 Fracture

Uneven, Granular

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

1.6 Cleavage

no true cleavage

3,6

1.7 Mohs Hardness

45.5

2 10

1.8 Chemical Composition

Not Available

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

Ammolite and Lapis lazuli Chemical Formula

While comparing Ammolite 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 Ammolite and Lapis lazuli 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

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Ammolite and Lapis lazuli Specific Gravity

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