Garnet and Dumortierite Physical Properties

Garnet

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

3.55-4.333.26-3.41

1 7.18

1.5 Fracture

Conchoidal, Uneven

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

1.6 Cleavage

Indistinct

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

1.7 Mohs Hardness

6.5-7.57-8.5

2 10

1.8 Chemical Composition

Garnet is a series of several different minerals with unique chemical formulas.

AlAl₆O₃BSi₃O₁₈

Garnet and Dumortierite Chemical Formula

While comparing Garnet 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 Garnet and Dumortierite chemical formula.

Chemical formula of Garnet- Garnet is a series of several different minerals with unique chemical formulas.
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

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Garnet and Dumortierite Specific Gravity

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