Goshenite and Omphacite Physical Properties

Goshenite

Omphacite

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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

2.60-2.90

3.16-3.43

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

3,1 basal

{110} Good, {110} Good

1.7 Mohs Hardness

7.5-8

5-6

1.8 Chemical Composition

Be₃Al₂SiO₆

(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

Goshenite and Omphacite Chemical Formula

While comparing Goshenite and Omphacite 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 Goshenite and Omphacite chemical formula.

Chemical formula of Goshenite- Be₃Al₂SiO₆
Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)

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Goshenite and Omphacite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Goshenite and Omphacite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Goshenite and Omphacite Optical Properties during the identification of gemstone. Specific gravity of Goshenite is 3.16-3.43 whereas that of Omphacite is 3.16-3.43.