Morganite and Lazurite Physical Properties

Morganite

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

2.71-2.90

2.75

1.5 Fracture

Not Available

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

1.6 Cleavage

3,1 basal

Imperfect on {110}

1.7 Mohs Hardness

7.5-8

5.5

1.8 Chemical Composition

Be₃Al₂SiO₆

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

Morganite and Lazurite Chemical Formula

While comparing Morganite 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 Morganite and Lazurite chemical formula.

Chemical formula of Morganite- Be₃Al₂SiO₆
Chemical formula of Lazurite- (Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

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Morganite and Lazurite Specific Gravity

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