Nuummite and Boracite Physical Properties

Nuummite

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

3.18-3.372.95-2.96

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

Perfect on 210

None

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

Not Available

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

Nuummite and Boracite Chemical Formula

While comparing Nuummite 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 Nuummite and Boracite chemical formula.

Chemical formula of Boracite- Mg 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Nuummite Vs Pleonaste

Nuummite Vs Pezzottaite

Nuummite and Boracite Specific Gravity

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