Sphalerite and Anorthite Physical Properties

Sphalerite

Anorthite

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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

3.95-4.102.77

1 7.18

1.8 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)

1.9 Cleavage

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

Perfect [001] good [010] poor [110]

1.10 Mohs Hardness

3.5-46-6.5

2 10

1.12 Chemical Composition

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

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Sphalerite and Anorthite Chemical Formula

While comparing Sphalerite and Anorthite 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 Anorthite chemical formula.

Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Sphalerite and Anorthite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sphalerite and Anorthite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sphalerite and Anorthite Optical Properties during the identification of gemstone. Specific gravity of Sphalerite is 2.77 whereas that of Anorthite is 2.77.