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Faustite
Faustite

Hurlbutite
Hurlbutite



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Faustite
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Hurlbutite

Faustite and Hurlbutite 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)
 
-
-
-
2.90
Conchoidal
None
6
CaBe 2(PO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Faustite and Hurlbutite Chemical Formula

While comparing Faustite and Hurlbutite 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 Hurlbutite chemical formula.

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Faustite and Hurlbutite Specific Gravity

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