Pleonaste and Aragonite Physical Properties

Pleonaste

Aragonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Dilute acid

1.3 Durability

Not Available

1.4 Specific Gravity

3.802.93-2.96

1 7.18

1.5 Fracture

Not Available

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

Not Available

Distinct on {010}, imperfect {110} and {011}

1.7 Mohs Hardness

83.5-4

2 10

1.8 Chemical Composition

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

CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pleonaste and Aragonite Chemical Formula

While comparing Pleonaste and Aragonite 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 Aragonite chemical formula.

Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Pleonaste Vs Rubellite

Pleonaste Vs Rock Crystal

Pleonaste Vs Pyrophyllite

Pleonaste and Aragonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonaste and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonaste and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Pleonaste is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.