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Rossmanite
Rossmanite

Sunstone
Sunstone



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Rossmanite
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Sunstone

Rossmanite and Sunstone Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
32.62-2.65
Amber
1 7.18
1.5 Fracture
Brittle, Metallic
Gemstones of the world (2001)
1.6 Cleavage
None
001
1.7 Mohs Hardness
Not Available6
Amber
2 10
1.8 Chemical Composition
◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8

Rossmanite and Sunstone Chemical Formula

While comparing Rossmanite and Sunstone 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 Rossmanite and Sunstone chemical formula.

  • Chemical formula of Rossmanite- ◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
  • Chemical formula of Sunstone- Microcline: KAlSi3O8 Oligoclase: (Na,Ca)Al1-2Si3-2O8

Rossmanite and Sunstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rossmanite and Sunstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rossmanite and Sunstone Optical Properties during the identification of gemstone. Specific gravity of Rossmanite is 2.62-2.65 whereas that of Sunstone is 2.62-2.65.