Uvite and Boracite Physical Properties

Uvite

Boracite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.97-3.142.95-2.96

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

{1011} Indistinct

None

1.7 Mohs Hardness

Not Available7-7.5

2 10

1.8 Chemical Composition

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

Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Uvite and Boracite Chemical Formula

While comparing Uvite and Boracite 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 Uvite and Boracite chemical formula.

Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Boracite- Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Uvite and Boracite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Uvite and Boracite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Uvite and Boracite Optical Properties during the identification of gemstone. Specific gravity of Uvite is 2.95-2.96 whereas that of Boracite is 2.95-2.96.