×

Jacobsite
Jacobsite

Rosasite
Rosasite



ADD
Compare
X
Jacobsite
X
Rosasite

Jacobsite and Rosasite Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
Effervesces in cold

Durability

-
-

Specific Gravity

4.76-5.034-4.2
1 7.18
👆🏻

Fracture

Conchoidal
Splintery

Cleavage

None
Perfect on {100} and {010}

Mohs Hardness

5.5-6.54
2 10
👆🏻

Chemical Composition

(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
CuZn(CO3)(OH)2

Jacobsite and Rosasite Chemical Formula

While comparing Jacobsite and Rosasite 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 Jacobsite and Rosasite chemical formula.

  • Chemical formula of Jacobsite- (Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
  • Chemical formula of Rosasite- CuZn(CO3)(OH)2

Jacobsite and Rosasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jacobsite and Rosasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jacobsite and Rosasite Optical Properties during the identification of gemstone. Specific gravity of Jacobsite is 4-4.2 whereas that of Rosasite is 4-4.2.