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Faustite
Faustite

Milk Opal
Milk Opal



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Faustite
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Milk Opal

Faustite and Milk Opal 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)
 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO2·nH2O

Faustite and Milk Opal Chemical Formula

While comparing Faustite and Milk Opal 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 Milk Opal chemical formula.

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Faustite and Milk Opal Specific Gravity

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