Chabazite and Petalite Physical Properties

Chabazite

Petalite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.08-2.162.40

1 7.18

1.5 Fracture

Irregular/uneven, UnevenArthur Thomas, Gemstones (2009)

Subconchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

1.6 Cleavage

distinct/good on {1011}

Perfect on {001}, poor on {201} with 38.5° angle between the two

1.7 Mohs Hardness

4.56-6.5

2 10

1.8 Chemical Composition

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

LiAlSi 4O 10Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chabazite and Petalite Chemical Formula

While comparing Chabazite and Petalite 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 Petalite chemical formula.

Chemical formula of Chabazite- CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)
Chemical formula of Petalite- LiAlSi 4O 10Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chabazite and Petalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chabazite and Petalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chabazite and Petalite Optical Properties during the identification of gemstone. Specific gravity of Chabazite is 2.40 whereas that of Petalite is 2.40.