Star Ruby and Scheelite Physical Properties

Star Ruby

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

3.95-4.105.9-6.3

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

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

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

Not Available4.5-5

2 10

1.8 Chemical Composition

Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Star Ruby and Scheelite Chemical Formula

While comparing Star Ruby 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 Star Ruby and Scheelite chemical formula.

Chemical formula of Star Ruby- Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Star Ruby Vs Tortoiseshell

Star Ruby Vs Topaz

Star Ruby Vs Tourmaline

Star Ruby and Scheelite Specific Gravity

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