Obsidian and Analcime Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.35-2.60
2.24-2.29
Fracture
Conchoidal, ConchoidalWalter Schumann, Conchoidal
Uneven, Subconchoidal, Uneven, Subconchoidal, Conchoidal, Brittle
Cleavage
Not Available
Very poor [100]
Mohs Hardness
5-5.5
5-5.5
Chemical Composition
Not Available
NaAlSi 2O 6 · H 2OMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Obsidian and Analcime Chemical Formula
While comparing Obsidian and Analcime 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 Obsidian and Analcime chemical formula.
>- Chemical formula of Analcime- NaAlSi 2O 6 · H 2OMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Obsidian and Analcime Specific Gravity
Another important criteria for qualitative analysis of gemstones is Obsidian and Analcime Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Analcime Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 2.24-2.29 whereas that of Analcime is 2.24-2.29.