Strontianite and Cordierite Iolite Physical Properties

Strontianite

Cordierite 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

3.63-3.792.56-2.66

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{110} Good

Not Available

1.7 Mohs Hardness

3.57-7.5

2 10

1.8 Chemical Composition

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Strontianite and Cordierite Iolite Chemical Formula

While comparing Strontianite and Cordierite 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 Strontianite and Cordierite Iolite chemical formula.

Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

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Strontianite and Cordierite Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Strontianite and Cordierite Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Strontianite and Cordierite Iolite Optical Properties during the identification of gemstone. Specific gravity of Strontianite is 2.56-2.66 whereas that of Cordierite Iolite is 2.56-2.66.