Howlite and Chabazite Physical Properties

Howlite

Chabazite

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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

2.45-2.582.08-2.16

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Irregular/uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

None

distinct/good on {1011}

1.7 Mohs Hardness

3-3.54.5

2 10

1.8 Chemical Composition

Ca 2B 5SiO 9(OH) 5Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Howlite and Chabazite Chemical Formula

While comparing Howlite 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 Howlite and Chabazite chemical formula.

Chemical formula of Howlite- Ca 2B 5SiO 9(OH) 5Michael 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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Howlite and Chabazite Specific Gravity

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