Petalite and Chabazite Physical Properties

Petalite

Chabazite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.402.08-2.16

1 7.18

1.5 Fracture

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

Irregular/uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

distinct/good on {1011}

1.7 Mohs Hardness

6-6.54.5

2 10

1.8 Chemical Composition

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

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

Petalite and Chabazite Chemical Formula

While comparing Petalite and Chabazite 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 Petalite and Chabazite chemical formula.

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

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Petalite and Chabazite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Petalite and Chabazite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Petalite and Chabazite Optical Properties during the identification of gemstone. Specific gravity of Petalite is 2.08-2.16 whereas that of Chabazite is 2.08-2.16.