Demantoid and Smoky Quartz Physical Properties

Demantoid

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

3.77-3.952.65

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

{0110} Indistinct

1.7 Mohs Hardness

6.57

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.

SiO₂

Demantoid and Smoky Quartz Chemical Formula

While comparing Demantoid 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 Demantoid and Smoky Quartz chemical formula.

Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
Chemical formula of Smoky Quartz- SiO₂

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Demantoid and Smoky Quartz Specific Gravity

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