Faustite and Chlorite group Physical Properties

Faustite

Chlorite group

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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 OâDonoghue , Gems, Sixth Edition (2006)

2.6-3.3

Lamellar

Perfect 001

2-2.5

(Mg,Fe)3(Si,Al)4O10(OH)2·(Mg,Fe)3(OH)6

Faustite and Chlorite group Chemical Formula

While comparing Faustite and Chlorite group 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 Chlorite group chemical formula.

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Faustite and Chlorite group Specific Gravity

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