Rhodolite and Colemanite Physical Properties

Rhodolite

Colemanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.842.40-2.42

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

none, may show indistinct parting

{010} Perfect, {001} Distinct

1.7 Mohs Hardness

7-7.54.5

2 10

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

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

Rhodolite and Colemanite Chemical Formula

While comparing Rhodolite and Colemanite 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 Rhodolite and Colemanite chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂
Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

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Rhodolite Vs Sard

Rhodolite and Colemanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodolite and Colemanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodolite and Colemanite Optical Properties during the identification of gemstone. Specific gravity of Rhodolite is 2.40-2.42 whereas that of Colemanite is 2.40-2.42.