×

Forsterite
Forsterite

Heliotrope
Heliotrope



ADD
Compare
X
Forsterite
X
Heliotrope

Forsterite and Heliotrope Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.23-3.262.61
1 7.18
👆🏻

Fracture

Conchoidal
-

Cleavage

Perfect on {010} imperfect on {100}
None

Mohs Hardness

6.5-76.5-7
2 10
👆🏻

Chemical Composition

Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
SiO2

Forsterite and Heliotrope Chemical Formula

While comparing Forsterite and Heliotrope 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 Forsterite and Heliotrope chemical formula.

  • Chemical formula of Forsterite- Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Heliotrope- SiO2

Forsterite and Heliotrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Forsterite and Heliotrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Forsterite and Heliotrope Optical Properties during the identification of gemstone. Specific gravity of Forsterite is 2.61 whereas that of Heliotrope is 2.61.