×

Faustite
Faustite

Goethite
Goethite



ADD
Compare
X
Faustite
X
Goethite

Faustite and Goethite Physical Properties

Add ⊕
Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.9
Conchoidal
{???} Indistinct
4.5
(Zn,Cu)Al 6(PO 4) 4(OH) 8 · 4H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
 
-
HCl soluble
-
4.27-4.29
Uneven
Perfect {010}
5-5.5
FeO(OH)Arthur Thomas , Gemstones (2009)

Faustite and Goethite Chemical Formula

While comparing Faustite and Goethite 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 Faustite and Goethite chemical formula.

    >>

Faustite and Goethite Specific Gravity

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