Zinnwaldite and Sphalerite Physical Properties

Zinnwaldite

Sphalerite

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1 Physical Properties

1.1 Tenacity

Elastic

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.13.95-4.10

1 7.18

1.5 Fracture

Uneven

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

Perfect basal {001}

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

1.7 Mohs Hardness

3.5-4.03.5-4

2 10

1.8 Chemical Composition

Not Available

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

Zinnwaldite and Sphalerite Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Sphalerite chemical formula.

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

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Zinnwaldite and Sphalerite Specific Gravity

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