Crocoite and Malachite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
5.90-6.10
3.25-4.10
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).
Conchoidal, Conchoidal, Gemstones (2009), Uneven
Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct
Perfect on { 2 01} fair on {010}
Mohs Hardness
2.5-3
3.5-4
Chemical Composition
PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cu2CO3(OH)2
Crocoite and Malachite Chemical Formula
While comparing Crocoite and Malachite 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 Crocoite and Malachite chemical formula.
- Chemical formula of Crocoite- PbCrO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Malachite- Cu2CO3(OH)2
Crocoite and Malachite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Crocoite and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crocoite and Malachite Optical Properties during the identification of gemstone. Specific gravity of Crocoite is 3.25-4.10 whereas that of Malachite is 3.25-4.10.