×

Opal
Opal

Atacamite
Atacamite



ADD
Compare
X
Opal
X
Atacamite

Opal and Atacamite Physical Properties

Add ⊕
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
BrittleWalter Schumann
hot salt water
-
1.98-2.25
Conchoidal
None
5-6.5
SiO2 · nH2O
 
Brittle
-
-
3.745-3.776
Conchoidal
Perfect on {010}, fair on {101}
3-3.5
Cu2Cl(OH)3

Opal and Atacamite Chemical Formula

While comparing Opal and Atacamite 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 Opal and Atacamite chemical formula.

    >>

Opal and Atacamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Opal and Atacamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Opal Vs Atacamite during the identification of gemstone. Specific gravity of Opal is whereas that of Atacamite is .