×

Prase Opal
Prase Opal

Goethite
Goethite



ADD
Compare
X
Prase Opal
X
Goethite

Prase Opal and Goethite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
HCl soluble

Durability

-
-

Specific Gravity

1.98-2.254.27-4.29
1 7.18
👆🏻

Fracture

Conchoidal
Uneven

Cleavage

None
Perfect {010}

Mohs Hardness

5-6.55-5.5
2 10
👆🏻

Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.
FeO(OH)Arthur Thomas , Gemstones (2009)

Prase Opal and Goethite Chemical Formula

While comparing Prase Opal 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 Prase Opal and Goethite chemical formula.

  • Chemical formula of Prase Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
  • Chemical formula of Goethite- FeO(OH)Arthur Thomas , Gemstones (2009)

Prase Opal and Goethite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prase Opal and Goethite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prase Opal and Goethite Optical Properties during the identification of gemstone. Specific gravity of Prase Opal is 4.27-4.29 whereas that of Goethite is 4.27-4.29.