Omphacite and Gaspeite Physical Properties

Omphacite

Gaspeite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

HCl soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.16-3.433.71

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

{110} Good, {110} Good

{10 1 1} Good

1.7 Mohs Hardness

5-64.5-5

2 10

1.8 Chemical Composition

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

(Ni,Mg,Fe++)CO3

Omphacite and Gaspeite Chemical Formula

While comparing Omphacite and Gaspeite 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 Gaspeite chemical formula.

Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3

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Omphacite and Gaspeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Omphacite and Gaspeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Omphacite and Gaspeite Optical Properties during the identification of gemstone. Specific gravity of Omphacite is 3.71 whereas that of Gaspeite is 3.71.