Ammolite and Lazurite Physical Properties

Ammolite

Lazurite

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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

2.75-2.802.75

1 7.18

1.5 Fracture

Uneven, Granular

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

1.6 Cleavage

no true cleavage

Imperfect on {110}

1.7 Mohs Hardness

45.5

2 10

1.8 Chemical Composition

Not Available

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

Ammolite and Lazurite Chemical Formula

While comparing Ammolite and Lazurite 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 Lazurite chemical formula.

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

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Ammolite and Lazurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ammolite and Lazurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ammolite and Lazurite Optical Properties during the identification of gemstone. Specific gravity of Ammolite is 2.75 whereas that of Lazurite is 2.75.