Chabazite and Astrophyllite Physical Properties

Chabazite

Astrophyllite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.08-2.16

3.2-3.4

1.5 Fracture

Irregular/uneven, UnevenArthur Thomas, Gemstones (2009)

Uneven, Brittle, Metallic

1.6 Cleavage

distinct/good on {1011}

Perfect on [001] imperfect on [100]

1.7 Mohs Hardness

4.5

1.8 Chemical Composition

CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)

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

Chabazite and Astrophyllite Chemical Formula

While comparing Chabazite 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 Chabazite and Astrophyllite chemical formula.

Chemical formula of Chabazite- CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)
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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Chabazite and Astrophyllite Specific Gravity

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