Uvite and Mottramite Physical Properties

Uvite

Mottramite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.97-3.145.9

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

Sub-Conchoidal, Brittle, Metallic

1.6 Cleavage

{1011} Indistinct

None observed

1.7 Mohs Hardness

Not Available3

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)

Not Available

Uvite and Mottramite Chemical Formula

While comparing Uvite and Mottramite 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 Mottramite 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)

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Uvite and Mottramite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Uvite and Mottramite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Uvite and Mottramite Optical Properties during the identification of gemstone. Specific gravity of Uvite is 5.9 whereas that of Mottramite is 5.9.