Cancrinite and Boracite Physical Properties

Cancrinite

Boracite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.42-2.522.95-2.96

1 7.18

1.5 Fracture

Irregular/uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

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

1.6 Cleavage

Perfect on {10 1 0}, poor on {0001}

None

1.7 Mohs Hardness

5-67-7.5

2 10

1.8 Chemical Composition

Na 2Ca 2Al 6Si 6O 24(CO 3) 2Walter Schumann , Gemstones of the world (2001) More from other references

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

Cancrinite and Boracite Chemical Formula

While comparing Cancrinite 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 Cancrinite and Boracite chemical formula.

Chemical formula of Cancrinite- Na 2Ca 2Al 6Si 6O 24(CO 3) 2Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Boracite- Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Cancrinite and Boracite Specific Gravity

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