Coral and Dumortierite Physical Properties

Coral

Dumortierite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.70

3.26-3.41

1.5 Fracture

Irregular, Irregular, Gemstones of the world (2001)

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

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

3-4

7-8.5

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

AlAl₆O₃BSi₃O₁₈

Coral and Dumortierite Chemical Formula

While comparing Coral 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 Coral and Dumortierite chemical formula.

Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

Compare Birthstones » More

Coral Vs Ruby

Coral Vs Sapphire

Coral Vs Opal

More Compare Birthstones

Coral and Dumortierite Specific Gravity

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