Cordierite and Goshenite Physical Properties

Cordierite

Goshenite

Add ⊕

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

2.60-2.90

1.5 Fracture

Subconchoidal, Conchoidal, Brittle

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

3,1 basal

1.7 Mohs Hardness

7-7.5

7.5-8

1.8 Chemical Composition

Mg2Al4Si5O18

Be₃Al₂SiO₆

Cordierite and Goshenite Chemical Formula

While comparing Cordierite and Goshenite 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 Goshenite chemical formula.

Chemical formula of Cordierite- Mg2Al4Si5O18
Chemical formula of Goshenite- Be₃Al₂SiO₆

Compare Blue Gemstones

Cordierite Vs Riebeckite

Cordierite Vs Rosasite

Cordierite Vs Plumbogummite

Cordierite and Goshenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Goshenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Goshenite Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 2.60-2.90 whereas that of Goshenite is 2.60-2.90.