Nuummite and Iolite Physical Properties

Nuummite

Iolite

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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

3.18-3.372.6-2.7

1 7.18

1.5 Fracture

Conchoidal

Not Available

1.6 Cleavage

Perfect on 210

3,1

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

Not Available

Mg₂Al₄Si₅O₁₈

Nuummite and Iolite Chemical Formula

While comparing Nuummite and Iolite 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 Nuummite and Iolite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

Compare Green Gemstones

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Nuummite Vs Pezzottaite

Nuummite and Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nuummite and Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nuummite and Iolite Optical Properties during the identification of gemstone. Specific gravity of Nuummite is 2.6-2.7 whereas that of Iolite is 2.6-2.7.