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Stolzite
Stolzite

Pyrope
Pyrope



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Stolzite
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Pyrope

Stolzite and Pyrope Physical Properties

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Physical Properties

Tenacity

Brittle
-

Solubility

-
insoluble in water

Durability

-
-

Specific Gravity

23.62-3.87
1 7.18
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Fracture

Conchoidal, Uneven
Conchoidal

Cleavage

Imperfect on {001}, indistinct on {011}
None

Mohs Hardness

2.5-37-7.5
2 10
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Chemical Composition

PbWO4
Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Stolzite and Pyrope Chemical Formula

While comparing Stolzite and Pyrope 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 Stolzite and Pyrope chemical formula.

  • Chemical formula of Stolzite- PbWO4
  • Chemical formula of Pyrope- Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Stolzite and Pyrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Stolzite and Pyrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stolzite and Pyrope Optical Properties during the identification of gemstone. Specific gravity of Stolzite is 3.62-3.87 whereas that of Pyrope is 3.62-3.87.