Sapphire and Sphalerite Physical Properties

Sapphire

Sphalerite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.95-4.033.95-4.10

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

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

1.6 Cleavage

None, but may exhibit parting

{110} Perfect, {110} Perfect, {110} Perfect

1.7 Mohs Hardness

93.5-4

2 10

1.8 Chemical Composition

Al ₂ O ₃

(Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Sapphire and Sphalerite Chemical Formula

While comparing Sapphire and Sphalerite 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 Sapphire and Sphalerite chemical formula.

Chemical formula of Sapphire- Al ₂ O ₃
Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Sapphire and Sphalerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Sphalerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Sphalerite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 3.95-4.10 whereas that of Sphalerite is 3.95-4.10.