Chiastolite and Spodumene Physical Properties

Chiastolite

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

3.00-3.153.15-3.21

1 7.18

1.5 Fracture

Not Available

Uneven, Subconchoidal, Gemstones (2009)

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

5-5.56-7

2 10

1.8 Chemical Composition

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)

LiAlSi₂O₆

Chiastolite and Spodumene Chemical Formula

While comparing Chiastolite 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 Chiastolite and Spodumene chemical formula.

Chemical formula of Chiastolite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Spodumene- LiAlSi₂O₆

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Chiastolite and Spodumene Specific Gravity

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