Riebeckite and Pectolite Physical Properties

Riebeckite

Pectolite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.28-3.442.74-2.90

1 7.18

1.5 Fracture

Uneven, Splintery, Brittle

Uneven, Gemstones (2009), Splintery

1.6 Cleavage

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

Perfect on {100} and {001}

1.7 Mohs Hardness

5.0-6.04.5-5

2 10

1.8 Chemical Composition

Not Available

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

Riebeckite and Pectolite Chemical Formula

While comparing Riebeckite 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 Riebeckite and Pectolite chemical formula.

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

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Riebeckite and Pectolite Specific Gravity

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