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Spodumene
Spodumene

Pyromorphite
Pyromorphite



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Spodumene
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Pyromorphite

Spodumene and Pyromorphite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
insoluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.15-3.216.5-7.1
Amber
1 7.18
1.5 Fracture
Uneven, Subconchoidal, Gemstones (2009)
Uneven, ConchoidalArthur Thomas, Brittle, Metallic
1.6 Cleavage
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°
Imperfect- [10 1 1]
1.7 Mohs Hardness
6-73.5-4
Amber
2 10
1.8 Chemical Composition
LiAlSi2O6
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Spodumene and Pyromorphite Chemical Formula

While comparing Spodumene and Pyromorphite 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 Pyromorphite chemical formula.

  • Chemical formula of Spodumene- LiAlSi2O6
  • Chemical formula of Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Spodumene and Pyromorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spodumene and Pyromorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spodumene and Pyromorphite Optical Properties during the identification of gemstone. Specific gravity of Spodumene is 6.5-7.1 whereas that of Pyromorphite is 6.5-7.1.