Riebeckite and Zinnwaldite Physical Properties

Riebeckite

Zinnwaldite

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1 Physical Properties

1.1 Tenacity

Brittle

Elastic

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.28-3.44

2.9-3.1

1.5 Fracture

Uneven, Splintery, Brittle

Uneven

1.6 Cleavage

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

Perfect basal {001}

1.7 Mohs Hardness

5.0-6.0

3.5-4.0

1.8 Chemical Composition

Not Available

Riebeckite and Zinnwaldite Chemical Formula

While comparing Riebeckite and Zinnwaldite 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 Zinnwaldite chemical formula.

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Riebeckite and Zinnwaldite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Riebeckite and Zinnwaldite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Riebeckite and Zinnwaldite Optical Properties during the identification of gemstone. Specific gravity of Riebeckite is 2.9-3.1 whereas that of Zinnwaldite is 2.9-3.1.