Hardystonite and Amazonite Physical Properties

Hardystonite

Amazonite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.396-3.4432.55-2.57

1 7.18

1.5 Fracture

Brittle, Metallic

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

[001] good, [100] and [110] fair

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

1.7 Mohs Hardness

3-46-6.5

2 10

1.8 Chemical Composition

Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

KAlSi₃O₈

Hardystonite and Amazonite Chemical Formula

While comparing Hardystonite and Amazonite 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 Hardystonite and Amazonite chemical formula.

Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Amazonite- KAlSi₃O₈

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Hardystonite and Amazonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hardystonite and Amazonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hardystonite and Amazonite Optical Properties during the identification of gemstone. Specific gravity of Hardystonite is 2.55-2.57 whereas that of Amazonite is 2.55-2.57.