×

Spinel
Spinel

Boulder Opal
Boulder Opal



ADD
Compare
X
Spinel
X
Boulder Opal

Spinel and Boulder Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.64-3.66
Conchoidal, Uneven
None, but may exhibit slight parting
8
MgAl2O4
 
-
-
-
1.98-2.25
Conchoidal
None
5-6.5
SiO 2 + H 2OUlrich Henn and Claudio C.

Spinel and Boulder Opal Chemical Formula

While comparing Spinel 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 Spinel and Boulder Opal chemical formula.

    >>

Spinel and Boulder Opal Specific Gravity

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