Wulfenite and Catapleiite Physical Properties

Wulfenite

Catapleiite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.50-7.002.72

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

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

{110} Perfect, {010} Perfect

1.7 Mohs Hardness

35-6

2 10

1.8 Chemical Composition

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

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Wulfenite and Catapleiite Chemical Formula

While comparing Wulfenite and Catapleiite 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 Catapleiite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Wulfenite and Catapleiite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Catapleiite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Catapleiite Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 2.72 whereas that of Catapleiite is 2.72.