Kunzite and Powellite Physical Properties

Kunzite

Powellite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.15-3.21

4.23

1.5 Fracture

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

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

1,2 prismatic

{111} Distinct

1.7 Mohs Hardness

6-7

3.5-4

1.8 Chemical Composition

LiAlSi₂O₆

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Kunzite and Powellite Chemical Formula

While comparing Kunzite and Powellite 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 Powellite chemical formula.

Chemical formula of Kunzite- LiAlSi₂O₆
Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Kunzite and Powellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kunzite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kunzite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Kunzite is 4.23 whereas that of Powellite is 4.23.