Norbergite and Microlite Physical Properties

Norbergite

Microlite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

3.1775.5

1 7.18

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Fracture

Uneven, Conchoidal

Conchoidal

Cleavage

{???} Distinct

{111} Indistinct, {111} Indistinct, {111} Indistinct

Mohs Hardness

6-6.55-5.5

2 10

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Chemical Composition

Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

(Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Norbergite and Microlite Chemical Formula

While comparing Norbergite and Microlite 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 Norbergite and Microlite chemical formula.

Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Microlite- (Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Norbergite and Microlite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Norbergite and Microlite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Norbergite and Microlite Optical Properties during the identification of gemstone. Specific gravity of Norbergite is 5.5 whereas that of Microlite is 5.5.