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Brazilianite
Brazilianite
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Riebeckite
Riebeckite
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Brazilianite
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Riebeckite

Brazilianite and Riebeckite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.98-2.99
Conchoidal
(010) Distinct to good
5.5
NaAl 3(PO 4) 2(OH) 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
Brittle
-
-
3.28-3.44
Uneven, Splintery
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
5.0-6.0
Na2Fe2+3Fe3+2Si8O22(OH)2

Brazilianite and Riebeckite Chemical Formula

While comparing Brazilianite and Riebeckite 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 Riebeckite chemical formula.

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Brazilianite and Riebeckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brazilianite and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brazilianite Vs Riebeckite during the identification of gemstone. Specific gravity of Brazilianite is whereas that of Riebeckite is .