Chabazite and Achroite Physical Properties

Chabazite

Achroite

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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

2.08-2.162.90-3.40

1 7.18

1.5 Fracture

Irregular/uneven, UnevenArthur Thomas, Gemstones (2009)

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

distinct/good on {1011}

Not Available

1.7 Mohs Hardness

4.57-7.5

2 10

1.8 Chemical Composition

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

Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

Chabazite and Achroite Chemical Formula

While comparing Chabazite and Achroite 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 Achroite chemical formula.

Chemical formula of Chabazite- CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)
Chemical formula of Achroite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.

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Chabazite and Achroite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chabazite and Achroite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chabazite and Achroite Optical Properties during the identification of gemstone. Specific gravity of Chabazite is 2.90-3.40 whereas that of Achroite is 2.90-3.40.