Cordierite and Anthophyllite Physical Properties

Cordierite

Anthophyllite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

2.57-2.66

Subconchoidal, Conchoidal

Fair on {100}, poor on {001} and {010}

7-7.5

Mg2Al4Si5O18

2.9-3.5

Conchoidal

{110} Perfect, {???} Distinct, {???} Distinct

5.5-6

(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Cordierite and Anthophyllite Chemical Formula

While comparing Cordierite and Anthophyllite 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 Cordierite and Anthophyllite chemical formula.

Compare Blue Gemstones

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Cordierite Vs Rosasite

Cordierite and Anthophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Anthophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite Vs Anthophyllite during the identification of gemstone. Specific gravity of Cordierite is whereas that of Anthophyllite is .