Scheelite and Spodumene Physical Properties

Scheelite

Spodumene

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Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

5.9-6.33.15-3.21

1 7.18

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Fracture

Conchoidal, Uneven

Uneven, Subconchoidal

Cleavage

On {101}, distinct; on {112}, interrupted; on {001}, indistinct

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

Mohs Hardness

4.5-56-7

2 10

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Chemical Composition

CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

LiAlSi₂O₆

Scheelite and Spodumene Chemical Formula

While comparing Scheelite 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 Scheelite and Spodumene chemical formula.

Chemical formula of Scheelite- CaWO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Spodumene- LiAlSi₂O₆

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Scheelite and Spodumene Specific Gravity

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