Steatite and Dumortierite Physical Properties

Steatite

Dumortierite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.20-2.803.26-3.41

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

Not Available7-8.5

2 10

1.8 Chemical Composition

Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)

AlAl₆O₃BSi₃O₁₈

Steatite and Dumortierite Chemical Formula

While comparing Steatite 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 Steatite and Dumortierite chemical formula.

Chemical formula of Steatite- Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

Compare Green Gemstones

Steatite Vs Topaz

Steatite Vs Tortoiseshell

Steatite Vs Tourmaline

Steatite and Dumortierite Specific Gravity

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