Barite and Dumortierite Physical Properties

Barite

Dumortierite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.483.26-3.41

1 7.18

1.5 Fracture

Uneven

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

1.6 Cleavage

{010} Perfect, {210} Perfect, {010} Imperfect

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

1.7 Mohs Hardness

3-3.57-8.5

2 10

1.8 Chemical Composition

BaSO4

AlAl₆O₃BSi₃O₁₈

Barite and Dumortierite Chemical Formula

While comparing Barite 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 Barite and Dumortierite chemical formula.

Chemical formula of Barite- BaSO4
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

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Barite and Dumortierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Barite and Dumortierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Barite and Dumortierite Optical Properties during the identification of gemstone. Specific gravity of Barite is 3.26-3.41 whereas that of Dumortierite is 3.26-3.41.