Kunzite and Datolite Physical Properties

Kunzite

Datolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.15-3.21

2.90-3.00

1.5 Fracture

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

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

1.6 Cleavage

1,2 prismatic

None

1.7 Mohs Hardness

6-7

5-5.5

1.8 Chemical Composition

LiAlSi₂O₆

CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Kunzite and Datolite Chemical Formula

While comparing Kunzite and Datolite 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 Datolite chemical formula.

Chemical formula of Kunzite- LiAlSi₂O₆
Chemical formula of Datolite- CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Kunzite and Datolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kunzite and Datolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kunzite and Datolite Optical Properties during the identification of gemstone. Specific gravity of Kunzite is 2.90-3.00 whereas that of Datolite is 2.90-3.00.