Tugtupite and Cordierite Iolite Physical Properties

Tugtupite

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

2.30-2.602.56-2.66

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

{111} Imperfect

Not Available

1.7 Mohs Hardness

5.5-67-7.5

2 10

1.8 Chemical Composition

Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Tugtupite and Cordierite Iolite Chemical Formula

While comparing Tugtupite 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 Tugtupite and Cordierite Iolite chemical formula.

Chemical formula of Tugtupite- Na 4AlBeSi 4O 12ClMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

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Tugtupite and Cordierite Iolite Specific Gravity

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