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Forsterite
Forsterite

Malachite
Malachite



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Forsterite
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Malachite

Forsterite and Malachite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

3.23-3.263.25-4.10
1 7.18
👆🏻

Fracture

Conchoidal
Conchoidal, Uneven

Cleavage

Perfect on {010} imperfect on {100}
Perfect on { 2 01} fair on {010}

Mohs Hardness

6.5-73.5-4
2 10
👆🏻

Chemical Composition

Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
Cu2CO3(OH)2

Forsterite and Malachite Chemical Formula

While comparing Forsterite and Malachite 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 Malachite chemical formula.

  • Chemical formula of Forsterite- Mg 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Malachite- Cu2CO3(OH)2

Forsterite and Malachite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Forsterite and Malachite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Forsterite and Malachite Optical Properties during the identification of gemstone. Specific gravity of Forsterite is 3.25-4.10 whereas that of Malachite is 3.25-4.10.