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Brazilianite
Brazilianite

Almandine
Almandine



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Brazilianite and Almandine 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
2.98-2.99
3.95-4.30
1.5 Fracture
Conchoidal, Gems
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
1.6 Cleavage
(010) Distinct to good
none
1.7 Mohs Hardness
5.5
7-7.5
1.8 Chemical Composition
NaAl 3(PO 4) 2(OH) 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Brazilianite and Almandine Chemical Formula

While comparing Brazilianite 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 Brazilianite and Almandine chemical formula.

  • Chemical formula of Brazilianite- NaAl 3(PO 4) 2(OH) 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Brazilianite and Almandine Specific Gravity

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

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