Sphalerite and Emerald Physical Properties

Sphalerite

Emerald

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

3.95-4.102.67-2.78

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, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

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

Imperfect on the [0001]

1.7 Mohs Hardness

3.5-47.5-8

2 10

1.8 Chemical Composition

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

Be₃Al₂SiO₆

Sphalerite and Emerald Chemical Formula

While comparing Sphalerite and Emerald 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 Emerald chemical formula.

Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Emerald- Be₃Al₂SiO₆

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Sphalerite and Emerald Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sphalerite and Emerald Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sphalerite and Emerald Optical Properties during the identification of gemstone. Specific gravity of Sphalerite is 2.67-2.78 whereas that of Emerald is 2.67-2.78.