Malachite and Moldavite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.25-4.10
2.32-2.38
Fracture
Conchoidal, Conchoidal, Gemstones (2009), Uneven
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
Cleavage
Perfect on { 2 01} fair on {010}
Not Available
Chemical Composition
Cu2CO3(OH)2
SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)
Malachite and Moldavite Chemical Formula
While comparing Malachite and Moldavite 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 Malachite and Moldavite chemical formula.
- Chemical formula of Malachite- Cu2CO3(OH)2
- Chemical formula of Moldavite- SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)
Malachite and Moldavite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Malachite and Moldavite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Malachite and Moldavite Optical Properties during the identification of gemstone. Specific gravity of Malachite is 2.32-2.38 whereas that of Moldavite is 2.32-2.38.