Pleonaste and Forsterite Physical Properties

Pleonaste

Forsterite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.803.23-3.26

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

Perfect on {010} imperfect on {100}

1.7 Mohs Hardness

86.5-7

2 10

1.8 Chemical Composition

(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

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

Pleonaste and Forsterite Chemical Formula

While comparing Pleonaste and Forsterite 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 Pleonaste and Forsterite chemical formula.

Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Forsterite- Mg 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Pleonaste Vs Rock Crystal

Pleonaste Vs Rubellite

Pleonaste Vs Pyrophyllite

Pleonaste and Forsterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonaste and Forsterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonaste and Forsterite Optical Properties during the identification of gemstone. Specific gravity of Pleonaste is 3.23-3.26 whereas that of Forsterite is 3.23-3.26.