Malachite and Actinolite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.25-4.10
  
3.00
  
Fracture
Conchoidal, Conchoidal, Gemstones (2009), Uneven
  
Uneven, UnevenArthur Thomas, Gemstones (2009), Splintery
  
Cleavage
Perfect on { 2 01} fair on {010}
  
perfect along {110}.
  
Mohs Hardness
3.5-4
  
5-6
  
Chemical Composition
Cu2CO3(OH)2
  
Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
  
Malachite and Actinolite Chemical Formula
While comparing Malachite and Actinolite 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 Actinolite chemical formula.
- Chemical formula of Malachite- Cu2CO3(OH)2
- Chemical formula of Actinolite- Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Malachite and Actinolite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Malachite and Actinolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Malachite and Actinolite Optical Properties during the identification of gemstone. Specific gravity of Malachite is 3.00 whereas that of Actinolite is 3.00.