×

Blue John
Blue John

Humite
Humite



ADD
Compare
X
Blue John
X
Humite

Blue John and Humite Physical Properties

Add ⊕
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.00-3.25
-
Perfect
-9999
CaF 2Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Brittle
-
-
3.20-3.32
Uneven, Conchoidal
Poor
6-6.5
(Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony et al , Handbook of mineralogy (2001)

Blue John and Humite Chemical Formula

While comparing Blue John and Humite 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 Blue John and Humite chemical formula.

    >>

Blue John and Humite Specific Gravity

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