Hibonite and Faustite Physical Properties

Hibonite

Faustite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.842.9

1 7.18

1.5 Fracture

Subconchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

Conchoidal, ConchoidalAnthony et al, Conchoidal, Brittle, Conchoidal

1.6 Cleavage

{0001} good, {10 1 0} parting

{???} Indistinct

1.7 Mohs Hardness

7.5-84.5

2 10

1.8 Chemical Composition

(Ca,Ce)(Al,Ti,Mg)12O19

(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Hibonite and Faustite Chemical Formula

While comparing Hibonite 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 Hibonite and Faustite chemical formula.

Chemical formula of Hibonite- (Ca,Ce)(Al,Ti,Mg)12O19
Chemical formula of Faustite- (Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Hibonite and Faustite Specific Gravity

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