Faustite and Hexagonite Physical Properties

Faustite

Hexagonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.92.98-3.03

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Conchoidal, Brittle, Conchoidal

Uneven

1.6 Cleavage

{???} Indistinct

[110] perfect; [010] distinct

1.7 Mohs Hardness

4.55-6

2 10

1.8 Chemical Composition

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

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Faustite and Hexagonite Chemical Formula

While comparing Faustite and Hexagonite 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 Hexagonite chemical formula.

Chemical formula of Faustite- (Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Hexagonite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

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Faustite and Hexagonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Faustite and Hexagonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Faustite and Hexagonite Optical Properties during the identification of gemstone. Specific gravity of Faustite is 2.98-3.03 whereas that of Hexagonite is 2.98-3.03.