Edenite and Sphalerite Physical Properties

Edenite

Sphalerite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.05-3.373.95-4.10

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

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

Good on (110)

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

1.7 Mohs Hardness

5-63.5-4

2 10

1.8 Chemical Composition

NaCa2Mg5Si7AlO22(OH)2

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

Edenite and Sphalerite Chemical Formula

While comparing Edenite 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 Edenite and Sphalerite chemical formula.

Chemical formula of Edenite- NaCa2Mg5Si7AlO22(OH)2
Chemical formula of Sphalerite- (Zn,Fe)SMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Edenite and Sphalerite Specific Gravity

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