Omphacite and Cat s Eye Physical Properties

Omphacite

Cat s Eye

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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

3.16-3.433.5-3.8

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

1,1 ; 3,2

1.7 Mohs Hardness

5-68.5

2 10

1.8 Chemical Composition

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

BeAl ₂ O ₄

Omphacite and Cat s Eye Chemical Formula

While comparing Omphacite and Cat s Eye 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 Cat s Eye chemical formula.

Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Cat s Eye- BeAl ₂ O ₄

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Omphacite and Cat s Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Omphacite and Cat s Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Omphacite and Cat s Eye Optical Properties during the identification of gemstone. Specific gravity of Omphacite is 3.5-3.8 whereas that of Cat s Eye is 3.5-3.8.