×

Emerald
Emerald

Precious Opal
Precious Opal



ADD
Compare
X
Emerald
X
Precious Opal

Emerald and Precious Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
Hard
2.67-2.78
Uneven, ConchoidalWalter Schumann
Imperfect on the [0001]
7.5-8
Be3Al2SiO6
 
-
-
-
1.98-2.25
Conchoidal
None
5-6.5
SiO 2 · nH 2OGemdat.org , Management Team (2012)

Emerald and Precious Opal Chemical Formula

While comparing Emerald and Precious Opal 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 Emerald and Precious Opal chemical formula.

    >>

Emerald and Precious Opal Specific Gravity

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