Iolite and Wernerite Physical Properties

Iolite

Wernerite

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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

2.6-2.72.50-2.80

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

3,1

Not Available

1.7 Mohs Hardness

7-7.55-6.5

2 10

1.8 Chemical Composition

Mg₂Al₄Si₅O₁₈

Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)

Iolite and Wernerite Chemical Formula

While comparing Iolite and Wernerite 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 Iolite and Wernerite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈
Chemical formula of Wernerite- Na 4(Al,Si) 12O 24Cl to Ca 4(Si,Al) 12O 24(CO 3,SO 4)Arthur Thomas , Gemstones (2009)

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Iolite and Wernerite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iolite and Wernerite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite and Wernerite Optical Properties during the identification of gemstone. Specific gravity of Iolite is 2.50-2.80 whereas that of Wernerite is 2.50-2.80.