Creedite and Wulfenite Physical Properties

Creedite

Wulfenite

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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

2.706.50-7.00

1 7.18

1.5 Fracture

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

Irregular, Brittle, Conchoidal

1.6 Cleavage

Perfect on {100}

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

1.7 Mohs Hardness

4.53

2 10

1.8 Chemical Composition

Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

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

Creedite and Wulfenite Chemical Formula

While comparing Creedite and Wulfenite 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 Creedite and Wulfenite chemical formula.

Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

Compare Colorless Gems

Creedite Vs Diopside

Creedite Vs Diaspore

Creedite Vs Dravite

Creedite and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Creedite and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Creedite and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Creedite is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.