Scolecite and Catapleiite Physical Properties

Scolecite

Catapleiite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.20-2.232.72

1 7.18

1.5 Fracture

Irregular/uneven, UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Uneven

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Perfect on {110} and {1 1 0}

{110} Perfect, {010} Perfect

1.7 Mohs Hardness

5-5.55-6

2 10

1.8 Chemical Composition

CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Scolecite and Catapleiite Chemical Formula

While comparing Scolecite and Catapleiite 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 Scolecite and Catapleiite chemical formula.

Chemical formula of Scolecite- CaAl 2Si 3O 10 · 3H 2OUlrich Henn and Claudio C.
Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Scolecite and Catapleiite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Scolecite and Catapleiite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Scolecite and Catapleiite Optical Properties during the identification of gemstone. Specific gravity of Scolecite is 2.72 whereas that of Catapleiite is 2.72.