Gaspeite and Cordierite Iolite Physical Properties

Gaspeite

Cordierite Iolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

HCl soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.712.56-2.66

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

{10 1 1} Good

Not Available

1.7 Mohs Hardness

4.5-57-7.5

2 10

1.8 Chemical Composition

(Ni,Mg,Fe++)CO3

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

Gaspeite and Cordierite Iolite Chemical Formula

While comparing Gaspeite 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 Gaspeite and Cordierite Iolite chemical formula.

Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3
Chemical formula of Cordierite Iolite- Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Compare Green Gemstones

Gaspeite Vs Nepouite

Gaspeite Vs Phlogopite

Gaspeite Vs Langbeinite

Gaspeite and Cordierite Iolite Specific Gravity

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