Amblygonite and Cordierite Iolite Physical Properties

Amblygonite

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

2.98-3.102.56-2.66

1 7.18

1.5 Fracture

Sub-Conchoidal, Irregular/uneven, Sub-Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

[100] Perfect, [110] Good, [011] Distinct

Not Available

1.7 Mohs Hardness

67-7.5

2 10

1.8 Chemical Composition

(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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

Amblygonite and Cordierite Iolite Chemical Formula

While comparing Amblygonite 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 Amblygonite and Cordierite Iolite chemical formula.

Chemical formula of Amblygonite- (Li,Na)Al(PO 4)(F,OH)Michael 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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Amblygonite and Cordierite Iolite Specific Gravity

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