Carnelian and Scheelite Physical Properties

Carnelian

Scheelite

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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

2.58-2.64

5.9-6.3

1.5 Fracture

Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

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

1.6 Cleavage

Absent

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

1.7 Mohs Hardness

6.5-7

4.5-5

1.8 Chemical Composition

SiO₂

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

Carnelian and Scheelite Chemical Formula

While comparing Carnelian and Scheelite 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 Carnelian and Scheelite chemical formula.

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

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Carnelian Vs Kunzite

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Carnelian and Scheelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carnelian and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carnelian and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Carnelian is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.