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Wulfenite
Wulfenite

Almandine
Almandine



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Wulfenite
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Almandine

Wulfenite and Almandine Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
6.50-7.003.95-4.30
Amber
1 7.18
1.5 Fracture
Irregular, Brittle, Conchoidal
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
1.6 Cleavage
On {011}, distinct; on {001}, {013}, indistinct
none
1.7 Mohs Hardness
37-7.5
Amber
2 10
1.8 Chemical Composition
PbMoO 4Walter Schumann , Gemstones of the world (2001)
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Wulfenite and Almandine Chemical Formula

While comparing Wulfenite and Almandine 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 Almandine chemical formula.

  • Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)
  • Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Wulfenite and Almandine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wulfenite and Almandine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wulfenite and Almandine Optical Properties during the identification of gemstone. Specific gravity of Wulfenite is 3.95-4.30 whereas that of Almandine is 3.95-4.30.