Carnelian and Gaylussite Physical Properties

Carnelian

Gaylussite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

decomposes in water

1.3 Durability

Not Available

1.4 Specific Gravity

2.58-2.64

1.93-1.99

1.5 Fracture

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

Conchoidal, Conchoidal, Brittle

1.6 Cleavage

Absent

perfect [110]

1.7 Mohs Hardness

6.5-7

2.5

1.8 Chemical Composition

SiO₂

Na2Ca(CO3)2•5(H2O)

Carnelian and Gaylussite Chemical Formula

While comparing Carnelian and Gaylussite 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 Carnelian and Gaylussite chemical formula.

Chemical formula of Carnelian- SiO₂
Chemical formula of Gaylussite- Na2Ca(CO3)2•5(H2O)

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Carnelian and Gaylussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Carnelian and Gaylussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Carnelian and Gaylussite Optical Properties during the identification of gemstone. Specific gravity of Carnelian is 1.93-1.99 whereas that of Gaylussite is 1.93-1.99.