Steatite and Carnelian Physical Properties

Steatite

Carnelian

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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

2.20-2.802.58-2.64

1 7.18

1.5 Fracture

Not Available

Uneven, Splintery, Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

Not Available

Absent

1.7 Mohs Hardness

Not Available6.5-7

2 10

1.8 Chemical Composition

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

SiO₂

Steatite and Carnelian Chemical Formula

While comparing Steatite and Carnelian 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 Carnelian chemical formula.

Chemical formula of Steatite- Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Carnelian- SiO₂

Compare Green Gemstones

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Steatite Vs Tourmaline

Steatite Vs Tortoiseshell

Steatite and Carnelian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Steatite and Carnelian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Steatite and Carnelian Optical Properties during the identification of gemstone. Specific gravity of Steatite is 2.58-2.64 whereas that of Carnelian is 2.58-2.64.