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Pleonaste
Pleonaste

Spessartine
Spessartine



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Pleonaste
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Spessartine

Pleonaste and Spessartine Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.804.12-4.18
Amber
1 7.18
1.5 Fracture
Not Available
ConchoidalArthur Thomas, Conchoidal, Brittle
1.6 Cleavage
Not Available
{???} Distinct
1.7 Mohs Hardness
87-7.5
Amber
2 10
1.8 Chemical Composition
(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Pleonaste and Spessartine Chemical Formula

While comparing Pleonaste and Spessartine 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 Pleonaste and Spessartine chemical formula.

  • Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
  • Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Pleonaste and Spessartine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonaste and Spessartine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonaste and Spessartine Optical Properties during the identification of gemstone. Specific gravity of Pleonaste is 4.12-4.18 whereas that of Spessartine is 4.12-4.18.