Colemanite and Riebeckite Physical Properties

Colemanite

Riebeckite

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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

2.40-2.423.28-3.44

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

Uneven, Splintery, Brittle

1.6 Cleavage

{010} Perfect, {001} Distinct

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

1.7 Mohs Hardness

4.55.0-6.0

2 10

1.8 Chemical Composition

Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Not Available

Colemanite and Riebeckite Chemical Formula

While comparing Colemanite 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 Colemanite and Riebeckite chemical formula.

Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Colorless Gems

Colemanite Vs Diaspore

Colemanite Vs Cubic Zirconia

Colemanite Vs Datolite

Colemanite and Riebeckite Specific Gravity

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