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Omphacite
Omphacite

Allanite
Allanite



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Omphacite
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Allanite

Omphacite and Allanite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.16-3.433.40-4.20
Amber
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
Not Available
1.7 Mohs Hardness
5-6Not Available
Amber
2 10
1.8 Chemical Composition
(Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
Not Available

Omphacite and Allanite Chemical Formula

While comparing Omphacite and Allanite 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 Allanite chemical formula.

  • Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
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Omphacite and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Omphacite and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Omphacite and Allanite Optical Properties during the identification of gemstone. Specific gravity of Omphacite is 3.40-4.20 whereas that of Allanite is 3.40-4.20.