Chalcedony and Sphalerite Physical Properties

Chalcedony

Sphalerite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.703.95-4.10

1 7.18

1.5 Fracture

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

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

Absent

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

1.7 Mohs Hardness

6.5-73.5-4

2 10

1.8 Chemical Composition

SiO₂

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

Chalcedony and Sphalerite Chemical Formula

While comparing Chalcedony 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 Chalcedony and Sphalerite chemical formula.

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

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Chalcedony and Sphalerite Specific Gravity

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