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Elaeolite
Elaeolite

Faustite
Faustite



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Elaeolite
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Faustite

Elaeolite and Faustite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.55-2.672.9
1 7.18
👆🏻

Fracture

-
Conchoidal

Cleavage

-
{???} Indistinct

Mohs Hardness

5.5-64.5
2 10
👆🏻

Chemical Composition

Na, K, Ca, H, O, Si, Al
(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Elaeolite and Faustite Chemical Formula

While comparing Elaeolite and Faustite 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 Elaeolite and Faustite chemical formula.

  • Chemical formula of Elaeolite- Na, K, Ca, H, O, Si, Al
  • Chemical formula of Faustite- (Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)

Elaeolite and Faustite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Elaeolite and Faustite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Elaeolite and Faustite Optical Properties during the identification of gemstone. Specific gravity of Elaeolite is 2.9 whereas that of Faustite is 2.9.