Sussexite and Cordierite Physical Properties

Sussexite

Cordierite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.302.57-2.66

1 7.18

1.5 Fracture

Not Available

Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

3-3.57-7.5

2 10

1.8 Chemical Composition

Mn2+ BO 2(OH)Anthony et al , Handbook of mineralogy (2001)

Mg2Al4Si5O18

Sussexite and Cordierite Chemical Formula

While comparing Sussexite and Cordierite 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 Sussexite and Cordierite chemical formula.

Chemical formula of Sussexite- Mn2+ BO 2(OH)Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Cordierite- Mg2Al4Si5O18

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Sussexite and Cordierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sussexite and Cordierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sussexite and Cordierite Optical Properties during the identification of gemstone. Specific gravity of Sussexite is 2.57-2.66 whereas that of Cordierite is 2.57-2.66.