Vishnevite and Pectolite Physical Properties

Vishnevite

Pectolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.74-2.90

1 7.18

1.5 Fracture

Brittle, Uneven

Uneven, Gemstones (2009), Splintery

1.6 Cleavage

Perfect

Perfect on {100} and {001}

1.7 Mohs Hardness

5-64.5-5

2 10

1.8 Chemical Composition

Not Available

Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

Vishnevite and Pectolite Chemical Formula

While comparing Vishnevite and Pectolite 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 Vishnevite and Pectolite chemical formula.

Chemical formula of Pectolite- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.

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Vishnevite and Pectolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Vishnevite and Pectolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Vishnevite and Pectolite Optical Properties during the identification of gemstone. Specific gravity of Vishnevite is 2.74-2.90 whereas that of Pectolite is 2.74-2.90.