Amethyst and Sphalerite Physical Properties

Amethyst

Sphalerite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble in common solvents

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.653.95-4.10

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

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

Indiscernible

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

1.7 Mohs Hardness

73.5-4

2 10

1.8 Chemical Composition

SiO₂

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

Amethyst and Sphalerite Chemical Formula

While comparing Amethyst 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 Amethyst and Sphalerite chemical formula.

Chemical formula of Amethyst- SiO₂
Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Amethyst and Sphalerite Specific Gravity

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