Forsterite and Datolite Physical Properties

Forsterite

Datolite

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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

3.23-3.262.90-3.00

1 7.18

1.10 Fracture

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

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic

1.11 Cleavage

Perfect on {010} imperfect on {100}

None

1.12 Mohs Hardness

6.5-75-5.5

2 10

1.14 Chemical Composition

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

CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Forsterite and Datolite Chemical Formula

While comparing Forsterite and Datolite 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 Datolite chemical formula.

Chemical formula of Forsterite- Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Datolite- CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Forsterite Vs Grandidierite

Forsterite Vs Grossular

Forsterite Vs Hackmanite

Forsterite and Datolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Forsterite and Datolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Forsterite and Datolite Optical Properties during the identification of gemstone. Specific gravity of Forsterite is 2.90-3.00 whereas that of Datolite is 2.90-3.00.