Grossular Garnet and Dumortierite Physical Properties

Grossular 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

3.63.26-3.41

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

None

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

Ca₃Al₂Si₃O₁₂

AlAl₆O₃BSi₃O₁₈

Grossular Garnet and Dumortierite Chemical Formula

While comparing Grossular 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 Grossular Garnet and Dumortierite chemical formula.

Chemical formula of Grossular Garnet- Ca₃Al₂Si₃O₁₂
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

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Grossular Garnet and Dumortierite Specific Gravity

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