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Spodumene
Spodumene

Fire Opal
Fire Opal



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Spodumene
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Fire Opal

Spodumene and Fire Opal Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

insoluble
-

Durability

-
-

Specific Gravity

3.15-3.211.97-2.22
1 7.18
👆🏻

Fracture

Uneven, Subconchoidal
Conchoidal

Cleavage

Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°
None

Mohs Hardness

6-76-6.5
2 10
👆🏻

Chemical Composition

LiAlSi2O6
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Spodumene and Fire Opal Chemical Formula

While comparing Spodumene and Fire Opal 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 Spodumene and Fire Opal chemical formula.

  • Chemical formula of Spodumene- LiAlSi2O6
  • Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Spodumene and Fire Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spodumene and Fire Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spodumene and Fire Opal Optical Properties during the identification of gemstone. Specific gravity of Spodumene is 1.97-2.22 whereas that of Fire Opal is 1.97-2.22.