Weloganite and Dumortierite Physical Properties

Weloganite

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

3.20-3.223.26-3.41

1 7.18

1.5 Fracture

Conchoidal, Brittle

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

1.6 Cleavage

Perfect on pseudo {0001}

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

1.7 Mohs Hardness

37-8.5

2 10

1.8 Chemical Composition

Not Available

AlAl₆O₃BSi₃O₁₈

Weloganite and Dumortierite Chemical Formula

While comparing Weloganite 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 Weloganite and Dumortierite chemical formula.

Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

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Weloganite and Dumortierite Specific Gravity

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