Chlorite group and Ettringite Physical Properties

Chlorite group

Ettringite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.6-3.3

Lamellar

Perfect 001

2-2.5

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

Partially soluble in water

1.77

Perfect on {10 1 0}

2-2.5

Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Chlorite group and Ettringite Chemical Formula

While comparing Chlorite group and Ettringite 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 Chlorite group and Ettringite chemical formula.

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Chlorite group and Ettringite Specific Gravity

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