Kunzite and Pollucite Physical Properties

Kunzite

Pollucite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Readily soluble in HF

1.3 Durability

Not Available

1.4 Specific Gravity

3.15-3.21

2.86-2.94

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

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

1.6 Cleavage

1,2 prismatic

None observed

1.7 Mohs Hardness

6-7

6.5-7

1.8 Chemical Composition

LiAlSi₂O₆

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

Kunzite and Pollucite Chemical Formula

While comparing Kunzite 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 Kunzite and Pollucite chemical formula.

Chemical formula of Kunzite- LiAlSi₂O₆
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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Kunzite and Pollucite Specific Gravity

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