Magnesite and Star Ruby Physical Properties
Tenacity
Brittle
Not Available
Solubility
Effervesces in hot HCl
Not Available
Durability
Not Available
Not Available
Specific Gravity
2.92-3.12
3.95-4.10
Fracture
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Uneven, Uneven, Gems, Sixth Edition (2006)
Cleavage
[10 1 1] perfect
Not Available
Mohs Hardness
3.5-4.5
Not Available
Chemical Composition
MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Magnesite and Star Ruby Chemical Formula
While comparing Magnesite and Star Ruby 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 Magnesite and Star Ruby chemical formula.
- Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Star Ruby- Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Magnesite and Star Ruby Specific Gravity
Another important criteria for qualitative analysis of gemstones is Magnesite and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Magnesite and Star Ruby Optical Properties during the identification of gemstone. Specific gravity of Magnesite is 3.95-4.10 whereas that of Star Ruby is 3.95-4.10.