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Faustite
Faustite

Sphalerite
Sphalerite



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Faustite
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Sphalerite

Faustite and Sphalerite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.9
Conchoidal
{???} Indistinct
4.5
(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
3.95-4.10
Uneven
{110} Perfect, {110} Perfect, {110} Perfect
3.5-4
(Zn,Fe)SMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Faustite and Sphalerite Chemical Formula

While comparing Faustite 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 Faustite and Sphalerite chemical formula.

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Faustite and Sphalerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Faustite and Sphalerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Faustite Vs Sphalerite during the identification of gemstone. Specific gravity of Faustite is whereas that of Sphalerite is .