Strontianite and Steatite Physical Properties

Strontianite

Steatite

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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

3.63-3.79

2.20-2.80

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Not Available

1.6 Cleavage

{110} Good

Not Available

1.7 Mohs Hardness

3.5

Not Available

1.8 Chemical Composition

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

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

Strontianite and Steatite Chemical Formula

While comparing Strontianite and Steatite 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 Strontianite and Steatite chemical formula.

Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Steatite- Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)

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Strontianite and Steatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Strontianite and Steatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Strontianite and Steatite Optical Properties during the identification of gemstone. Specific gravity of Strontianite is 2.20-2.80 whereas that of Steatite is 2.20-2.80.