Microcline and Dumortierite Physical Properties

Microcline

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

2.55-2.633.26-3.41

1 7.18

1.5 Fracture

Uneven, Uneven, Gems

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

1.6 Cleavage

{001} Perfect, {010} Good

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

1.7 Mohs Hardness

6-6.57-8.5

2 10

1.8 Chemical Composition

KAlSi 3O 8Arthur Thomas , Gemstones (2009)

AlAl₆O₃BSi₃O₁₈

Microcline and Dumortierite Chemical Formula

While comparing Microcline 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 Microcline and Dumortierite chemical formula.

Chemical formula of Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

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Microcline and Dumortierite Specific Gravity

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