×

Boracite
Boracite

Cordierite
Cordierite



ADD
Compare
X
Boracite
X
Cordierite

Boracite and Cordierite Physical Properties

Physical Properties

Tenacity

Brittle
Brittle

Solubility

Soluble
-

Durability

-
-

Specific Gravity

2.95-2.962.57-2.66
1 7.18
👆🏻

Fracture

Conchoidal
Subconchoidal, Conchoidal

Cleavage

None
Fair on {100}, poor on {001} and {010}

Mohs Hardness

7-7.57-7.5
2 10
👆🏻

Chemical Composition

Mg 3B 7O 13ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Mg2Al4Si5O18

Boracite and Cordierite Chemical Formula

While comparing Boracite 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 Boracite and Cordierite chemical formula.

  • Chemical formula of Boracite- Mg 3B 7O 13ClMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Cordierite- Mg2Al4Si5O18

Boracite and Cordierite Specific Gravity

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