Wulfenite and Aragonite Physical Properties

Wulfenite

Aragonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Dilute acid

1.3 Durability

Not Available

1.4 Specific Gravity

6.50-7.002.93-2.96

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

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

1.6 Cleavage

On {011}, distinct; on {001}, {013}, indistinct

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

1.7 Mohs Hardness

33.5-4

2 10

1.8 Chemical Composition

PbMoO 4Walter Schumann , Gemstones of the world (2001)

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

Wulfenite and Aragonite Chemical Formula

While comparing Wulfenite 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 Wulfenite and Aragonite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Wulfenite and Aragonite Specific Gravity

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