×

Variscite
Variscite

Boulder Opal
Boulder Opal



ADD
Compare
X
Variscite
X
Boulder Opal

Variscite and Boulder Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.42-2.58
Conchoidal, Splintery, ConchoidalWalter Schumann
[010] perfect
4-5
AlPO4 · 2(H2O)
 
-
-
-
1.98-2.25
Conchoidal
None
5-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.

Variscite and Boulder Opal Chemical Formula

While comparing Variscite and Boulder 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 Variscite and Boulder Opal chemical formula.

    >>

Variscite and Boulder Opal Specific Gravity

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