Ekanite and Hardystonite Physical Properties

Ekanite

Hardystonite

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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

3.28-3.323.396-3.443

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

Brittle, Metallic

1.6 Cleavage

{101} Distinct

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

1.7 Mohs Hardness

6-6.53-4

2 10

1.8 Chemical Composition

ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

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

Ekanite and Hardystonite Chemical Formula

While comparing Ekanite and Hardystonite 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 Ekanite and Hardystonite chemical formula.

Chemical formula of Ekanite- ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

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Ekanite and Hardystonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ekanite and Hardystonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ekanite and Hardystonite Optical Properties during the identification of gemstone. Specific gravity of Ekanite is 3.396-3.443 whereas that of Hardystonite is 3.396-3.443.