Aegirine and Astrophyllite Physical Properties

Aegirine

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

3.50-3.603.2-3.4

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

Uneven, Brittle, Metallic

1.6 Cleavage

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

Perfect on [001] imperfect on [100]

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

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

Aegirine and Astrophyllite Chemical Formula

While comparing Aegirine 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 Aegirine and Astrophyllite chemical formula.

Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
Chemical formula of Astrophyllite- (K,Na) 3(Fe2+ ,Mn) 7Ti 2Si 8O 24(O,OH) 7Anthony et al , Handbook of mineralogy (2001)

Compare Gems for Pisces

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Aegirine and Astrophyllite Specific Gravity

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