Omphacite and Star Ruby Physical Properties

Omphacite

Star Ruby

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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

3.16-3.433.95-4.10

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

{110} Good, {110} Good

Not Available

1.7 Mohs Hardness

5-6Not Available

2 10

1.8 Chemical Composition

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

Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Omphacite and Star Ruby Chemical Formula

While comparing Omphacite and Star Ruby 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 Star Ruby chemical formula.

Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Star Ruby- Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Green Gemstones

Omphacite Vs Powellite

Omphacite Vs Prase Opal

Omphacite Vs Pleonaste

Omphacite and Star Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Omphacite and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Omphacite and Star Ruby Optical Properties during the identification of gemstone. Specific gravity of Omphacite is 3.95-4.10 whereas that of Star Ruby is 3.95-4.10.