Colemanite and Uvite Physical Properties

Colemanite

Uvite

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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

2.40-2.422.97-3.14

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, Brittle

1.6 Cleavage

{010} Perfect, {001} Distinct

{1011} Indistinct

1.7 Mohs Hardness

4.5Not Available

2 10

1.8 Chemical Composition

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

Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Colemanite and Uvite Chemical Formula

While comparing Colemanite and Uvite 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 Uvite chemical formula.

Chemical formula of Colemanite- Ca 2B 6O 11 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Compare Colorless Gems

Colemanite Vs Datolite

Colemanite Vs Diaspore

Colemanite Vs Cubic Zirconia

Colemanite and Uvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Colemanite and Uvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Colemanite and Uvite Optical Properties during the identification of gemstone. Specific gravity of Colemanite is 2.97-3.14 whereas that of Uvite is 2.97-3.14.