Scheelite and Amethyst Physical Properties

Scheelite

Amethyst

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

insoluble in common solvents

1.3 Durability

Not Available

1.4 Specific Gravity

5.9-6.32.65

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Uneven

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

1.6 Cleavage

On {101}, distinct; on {112}, interrupted; on {001}, indistinct

Indiscernible

1.7 Mohs Hardness

4.5-57

2 10

1.8 Chemical Composition

CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

SiO₂

Scheelite and Amethyst Chemical Formula

While comparing Scheelite and Amethyst 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 Scheelite and Amethyst chemical formula.

Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Amethyst- SiO₂

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Scheelite and Amethyst Specific Gravity

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