Enstatite and Astrophyllite Physical Properties

Enstatite

Astrophyllite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.20-3.253.2-3.4

1 7.18

1.5 Fracture

Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic

Uneven, Brittle, Metallic

1.6 Cleavage

Good/distinct on [210]

Perfect on [001] imperfect on [100]

1.7 Mohs Hardness

5.53

2 10

1.8 Chemical Composition

Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Enstatite and Astrophyllite Chemical Formula

While comparing Enstatite and Astrophyllite 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 Enstatite and Astrophyllite chemical formula.

Chemical formula of Enstatite- Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

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Enstatite and Astrophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Enstatite and Astrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Enstatite and Astrophyllite Optical Properties during the identification of gemstone. Specific gravity of Enstatite is 3.2-3.4 whereas that of Astrophyllite is 3.2-3.4.