Piemontite and Riebeckite Physical Properties

Piemontite

Riebeckite

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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

Not Available

3.28-3.44

1.5 Fracture

Uneven, Splintery

Uneven, Splintery, Brittle

1.6 Cleavage

[001] good, [100] distinct

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

1.7 Mohs Hardness

6-6.5

5.0-6.0

1.8 Chemical Composition

Not Available

Piemontite and Riebeckite Chemical Formula

While comparing Piemontite and Riebeckite 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 Piemontite and Riebeckite chemical formula.

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Piemontite and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Piemontite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Piemontite and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Piemontite is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.