Kainite and Sphalerite Physical Properties

Kainite

Sphalerite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.153.95-4.10

1 7.18

1.5 Fracture

Splintery, Conchoidal, Brittle

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

{001}, perfect

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

1.7 Mohs Hardness

2.5-33.5-4

2 10

1.8 Chemical Composition

Not Available

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

Kainite and Sphalerite Chemical Formula

While comparing Kainite 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 Kainite and Sphalerite chemical formula.

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

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Kainite and Sphalerite Specific Gravity

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