Microlite and Pollucite Physical Properties

Microlite

Pollucite

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Physical Properties

Tenacity

Brittle

Solubility

Readily soluble in HF

Durability

Specific Gravity

5.52.86-2.94

1 7.18

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Fracture

Conchoidal

Conchoidal, Uneven

Cleavage

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

None observed

Mohs Hardness

5-5.56.5-7

2 10

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Chemical Composition

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

(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

Microlite and Pollucite Chemical Formula

While comparing Microlite and Pollucite 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 Microlite and Pollucite chemical formula.

Chemical formula of Microlite- (Ca,Na) 2Ta 2O 6(O,OH,F)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Pollucite- (Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

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Microlite and Pollucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Microlite and Pollucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Microlite and Pollucite Optical Properties during the identification of gemstone. Specific gravity of Microlite is 2.86-2.94 whereas that of Pollucite is 2.86-2.94.