Wulfenite and Anorthite Physical Properties

Wulfenite

Anorthite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.50-7.002.77

1 7.18

1.5 Fracture

Irregular, Brittle, Conchoidal

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

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

Perfect [001] good [010] poor [110]

1.7 Mohs Hardness

36-6.5

2 10

1.8 Chemical Composition

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

CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Wulfenite and Anorthite Chemical Formula

While comparing Wulfenite and Anorthite 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 Anorthite chemical formula.

Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
Chemical formula of Anorthite- CaAl 2Si 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Red Gemstones

Wulfenite Vs Garnet Malaia

Wulfenite Vs Opal Australia

Wulfenite Vs Hessonite Garnet

Wulfenite and Anorthite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Anorthite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Anorthite Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 2.77 whereas that of Anorthite is 2.77.