Verdite and Spodumene Physical Properties

Verdite

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

2.80-3.03.15-3.21

1 7.18

1.5 Fracture

Not Available

Uneven, Subconchoidal, Gemstones (2009)

1.6 Cleavage

{110} Good

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

1.7 Mohs Hardness

36-7

2 10

1.8 Chemical Composition

NaFeS2•2(H2O)

LiAlSi₂O₆

Verdite and Spodumene Chemical Formula

While comparing Verdite 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 Verdite and Spodumene chemical formula.

Chemical formula of Verdite- NaFeS2•2(H2O)
Chemical formula of Spodumene- LiAlSi₂O₆

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Verdite and Spodumene Specific Gravity

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