Chrysoprase and Spodumene Physical Properties

Chrysoprase

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

2.58-2.643.15-3.21

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006)

Uneven, Subconchoidal, Gemstones (2009)

1.6 Cleavage

None

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

1.7 Mohs Hardness

6.5-76-7

2 10

1.8 Chemical Composition

SiO₂ (with a high level of nickel impurities )

LiAlSi₂O₆

Chrysoprase and Spodumene Chemical Formula

While comparing Chrysoprase 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 Chrysoprase and Spodumene chemical formula.

Chemical formula of Chrysoprase- SiO₂ (with a high level of nickel impurities )
Chemical formula of Spodumene- LiAlSi₂O₆

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Chrysoprase and Spodumene Specific Gravity

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