Malachite and Boleite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.25-4.10
5.05
Fracture
Conchoidal, Conchoidal, Gemstones (2009), Uneven
Uneven, UnevenArthur Thomas, Gemstones (2009)
Cleavage
Perfect on { 2 01} fair on {010}
[001] perfect
Mohs Hardness
3.5-4
3-3.5
Chemical Composition
Cu2CO3(OH)2
Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Malachite and Boleite Chemical Formula
While comparing Malachite and Boleite 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 Boleite chemical formula.
- Chemical formula of Malachite- Cu2CO3(OH)2
- Chemical formula of Boleite- Pb 26Ag 10Cu 24Cl 62(OH) 48 · 3H 2OWalter Schumann , Gemstones of the world (2001) More from other references
Malachite and Boleite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Malachite and Boleite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Malachite and Boleite Optical Properties during the identification of gemstone. Specific gravity of Malachite is 5.05 whereas that of Boleite is 5.05.