Omphacite and Smoky Quartz Physical Properties

Omphacite

Smoky Quartz

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.16-3.432.65

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{110} Good, {110} Good

{0110} Indistinct

1.7 Mohs Hardness

5-67

2 10

1.8 Chemical Composition

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

SiO₂

Omphacite and Smoky Quartz Chemical Formula

While comparing Omphacite and Smoky Quartz 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 Smoky Quartz chemical formula.

Chemical formula of Omphacite- (Ca,Na)(Mg,Fe,Al)Si 2O 6Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Smoky Quartz- SiO₂

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Omphacite and Smoky Quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Omphacite and Smoky Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Omphacite and Smoky Quartz Optical Properties during the identification of gemstone. Specific gravity of Omphacite is 2.65 whereas that of Smoky Quartz is 2.65.