Sardonyx and Uvite Physical Properties

Sardonyx

Uvite

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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

2.55-2.702.97-3.14

1 7.18

1.5 Fracture

Not Available

Uneven, Conchoidal, Brittle

1.6 Cleavage

Not Available

{1011} Indistinct

1.7 Mohs Hardness

6.5-7Not Available

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Sardonyx and Uvite Chemical Formula

While comparing Sardonyx and Uvite 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 Sardonyx and Uvite chemical formula.

Chemical formula of Sardonyx- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Sardonyx and Uvite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sardonyx and Uvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sardonyx and Uvite Optical Properties during the identification of gemstone. Specific gravity of Sardonyx is 2.97-3.14 whereas that of Uvite is 2.97-3.14.