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Brazilianite
Brazilianite

Rosasite
Rosasite



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Brazilianite
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Rosasite

Brazilianite and Rosasite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Effervesces in cold
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.98-2.994-4.2
Amber
1 7.18
1.5 Fracture
Conchoidal, Gems
Splintery
1.6 Cleavage
(010) Distinct to good
Perfect on {100} and {010}
1.7 Mohs Hardness
5.54
Amber
2 10
1.8 Chemical Composition
NaAl 3(PO 4) 2(OH) 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Not Available

Brazilianite and Rosasite Chemical Formula

While comparing Brazilianite and Rosasite 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 Rosasite chemical formula.

  • Chemical formula of Brazilianite- NaAl 3(PO 4) 2(OH) 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
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Brazilianite and Rosasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brazilianite and Rosasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brazilianite and Rosasite Optical Properties during the identification of gemstone. Specific gravity of Brazilianite is 4-4.2 whereas that of Rosasite is 4-4.2.