Jet and Demantoid Physical Properties

Jet

Demantoid

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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

1.19-1.353.77-3.95

1 7.18

1.5 Fracture

ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

2.5-46.5

2 10

1.8 Chemical Composition

Not Available

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

Jet and Demantoid Chemical Formula

While comparing Jet and Demantoid 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 Jet and Demantoid chemical formula.

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

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Jet and Demantoid Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jet and Demantoid Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jet and Demantoid Optical Properties during the identification of gemstone. Specific gravity of Jet is 3.77-3.95 whereas that of Demantoid is 3.77-3.95.