Forsterite and Marialite Physical Properties

Forsterite

Marialite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.23-3.262.50

1 7.18

1.5 Fracture

Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

Perfect on {010} imperfect on {100}

Distinct on {100} and {110}

1.7 Mohs Hardness

6.5-75.5-6

2 10

1.8 Chemical Composition

Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Forsterite and Marialite Chemical Formula

While comparing Forsterite and Marialite 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 Marialite chemical formula.

Chemical formula of Forsterite- Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Compare Green Gemstones

Forsterite Vs Grandidierite

Forsterite Vs Hackmanite

Forsterite Vs Grossular

Forsterite and Marialite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Forsterite and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Forsterite and Marialite Optical Properties during the identification of gemstone. Specific gravity of Forsterite is 2.50 whereas that of Marialite is 2.50.