Uvite and Spodumene Physical Properties

Uvite

Spodumene

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.97-3.143.15-3.21

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

Uneven, Subconchoidal, Gemstones (2009)

1.6 Cleavage

{1011} Indistinct

Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°

1.7 Mohs Hardness

Not Available6-7

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)

LiAlSi₂O₆

Uvite and Spodumene Chemical Formula

While comparing Uvite and Spodumene 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 Spodumene 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 Spodumene- LiAlSi₂O₆

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Uvite and Spodumene Specific Gravity

Another important criteria for qualitative analysis of gemstones is Uvite and Spodumene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Uvite and Spodumene Optical Properties during the identification of gemstone. Specific gravity of Uvite is 3.15-3.21 whereas that of Spodumene is 3.15-3.21.