Steatite and Feldspar Physical Properties

Steatite

Feldspar

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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

2.20-2.802.56-2.75

1 7.18

1.5 Fracture

Not Available

Uneven, Conchoidal, Uneven, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

Not Available

two or three

1.7 Mohs Hardness

Not Available6-6.5

2 10

1.8 Chemical Composition

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

Not Available

Steatite and Feldspar Chemical Formula

While comparing Steatite and Feldspar 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 Feldspar chemical formula.

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

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Steatite and Feldspar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Steatite and Feldspar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Steatite and Feldspar Optical Properties during the identification of gemstone. Specific gravity of Steatite is 2.56-2.75 whereas that of Feldspar is 2.56-2.75.