Faustite and Kurnakovite Physical Properties

Faustite

Kurnakovite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.91.847-1.852

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Conchoidal, Brittle, Conchoidal

Brittle, Conchoidal

1.6 Cleavage

{???} Indistinct

Poor to indistinct on {010}

1.7 Mohs Hardness

4.52-3

2 10

1.8 Chemical Composition

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

Not Available

Faustite and Kurnakovite Chemical Formula

While comparing Faustite and Kurnakovite 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 Kurnakovite chemical formula.

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

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Faustite and Kurnakovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Faustite and Kurnakovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Faustite and Kurnakovite Optical Properties during the identification of gemstone. Specific gravity of Faustite is 1.847-1.852 whereas that of Kurnakovite is 1.847-1.852.