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Spodumene
Spodumene

Obsidian
Obsidian



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Spodumene
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Obsidian

Spodumene and Obsidian Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
insoluble
-
3.15-3.21
Uneven, Subconchoidal
Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°
6-7
LiAlSi2O6
 
-
-
-
2.35-2.60
Conchoidal, ConchoidalWalter Schumann
None
5-5.5
SiO2

Spodumene and Obsidian Chemical Formula

While comparing Spodumene and Obsidian 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 Obsidian chemical formula.

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Spodumene and Obsidian Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spodumene and Obsidian Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spodumene Vs Obsidian during the identification of gemstone. Specific gravity of Spodumene is whereas that of Obsidian is .