Uvite and Chrome-Chalcedony Physical Properties

Uvite

Chrome-Chalcedony

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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

2.97-3.142.55-2.70

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

Not Available

1.6 Cleavage

{1011} Indistinct

Not Available

1.7 Mohs Hardness

Not Available6.5-7

2 10

1.8 Chemical Composition

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

SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Uvite and Chrome-Chalcedony Chemical Formula

While comparing Uvite and Chrome-Chalcedony 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 Uvite and Chrome-Chalcedony chemical formula.

Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

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Uvite and Chrome-Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Uvite and Chrome-Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Uvite and Chrome-Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Uvite is 2.55-2.70 whereas that of Chrome-Chalcedony is 2.55-2.70.