Bertrandite and Dumortierite Physical Properties

Bertrandite

Dumortierite

Add ⊕

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.59-2.60

{001} Perfect, {110} Distinct, {101} Distinct

6-7

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

3.26-3.41

Fibrous, ConchoidalWalter Schumann

Distinct on {100}, poor on {110}; parting on {001}

7-8.5

AlAl₆O₃BSi₃O₁₈

Bertrandite and Dumortierite Chemical Formula

While comparing Bertrandite and Dumortierite 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 Bertrandite and Dumortierite chemical formula.

Compare Colorless Gems

Bertrandite Vs Creedite

Bertrandite Vs Girasol

Bertrandite Vs Gypsum

Bertrandite and Dumortierite Specific Gravity

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