×

Common Opal
Common Opal

Herderite
Herderite



ADD
Compare
X
Common Opal
X
Herderite

Common Opal and Herderite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
 
-
-
-
2.90-3.02
Subconchoidal, Conchoidal
Indistinct on {110}
5-5.5
CaBePO 4(F,OH)Ulrich Henn and Claudio C.

Common Opal and Herderite Chemical Formula

While comparing Common Opal and Herderite 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 Common Opal and Herderite chemical formula.

    >>

Common Opal and Herderite Specific Gravity

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