Sphalerite and Sapphire Physical Properties

Sphalerite

Sapphire

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.95-4.103.95-4.03

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

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

None, but may exhibit parting

1.7 Mohs Hardness

3.5-49

2 10

1.8 Chemical Composition

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

Al ₂ O ₃

Sphalerite and Sapphire Chemical Formula

While comparing Sphalerite and Sapphire 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 Sphalerite and Sapphire chemical formula.

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

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Sphalerite and Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sphalerite and Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sphalerite and Sapphire Optical Properties during the identification of gemstone. Specific gravity of Sphalerite is 3.95-4.03 whereas that of Sapphire is 3.95-4.03.