Omphacite and Grossular Garnet Physical Properties

Omphacite

Grossular 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

3.16-3.433.6

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

{110} Good, {110} Good

None

1.7 Mohs Hardness

5-66.5-7.5

2 10

1.8 Chemical Composition

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

Ca₃Al₂Si₃O₁₂

Omphacite and Grossular Garnet Chemical Formula

While comparing Omphacite and Grossular 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 Omphacite and Grossular Garnet chemical formula.

Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Grossular Garnet- Ca₃Al₂Si₃O₁₂

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Omphacite and Grossular Garnet Specific Gravity

Another important criteria for qualitative analysis of gemstones is Omphacite and Grossular Garnet Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Omphacite and Grossular Garnet Optical Properties during the identification of gemstone. Specific gravity of Omphacite is 3.6 whereas that of Grossular Garnet is 3.6.