Cordierite and Bayldonite Physical Properties

Cordierite

Bayldonite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.57-2.66

5.50

1.5 Fracture

Subconchoidal, Conchoidal, Brittle

Uneven

1.6 Cleavage

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

None

1.7 Mohs Hardness

7-7.5

4.5

1.8 Chemical Composition

Mg2Al4Si5O18

(Cu,Zn)3Pb(AsO3OH)2(OH)2

Cordierite and Bayldonite Chemical Formula

While comparing Cordierite and Bayldonite 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 Bayldonite chemical formula.

Chemical formula of Cordierite- Mg2Al4Si5O18
Chemical formula of Bayldonite- (Cu,Zn)3Pb(AsO3OH)2(OH)2

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Cordierite and Bayldonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Bayldonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Bayldonite Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 5.50 whereas that of Bayldonite is 5.50.