×

Apatite
Apatite

Opal
Opal



ADD
Compare
X
Apatite
X
Opal

Apatite and Opal Physical Properties

Add ⊕
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.16-3.23
Conchoidal, Uneven, Conchoidal to uneven
[0001] indistinct, [1010] indistinct
5
Ca 5(PO 4) 3(F,OH,Cl)Walter Schumann , Gemstones of the world (2001) More from other references
 
BrittleWalter Schumann
hot salt water
-
1.98-2.25
Conchoidal
None
5-6.5
SiO2 · nH2O

Apatite and Opal Chemical Formula

While comparing Apatite and 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 Apatite and Opal chemical formula.

    >>

Apatite and Opal Specific Gravity

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