Brazilianite and Goshenite Physical Properties

Brazilianite

Goshenite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.98-2.992.60-2.90

1 7.18

1.5 Fracture

Conchoidal, Gems

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

(010) Distinct to good

3,1 basal

1.7 Mohs Hardness

5.57.5-8

2 10

1.8 Chemical Composition

NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Be₃Al₂SiO₆

Brazilianite and Goshenite Chemical Formula

While comparing Brazilianite and Goshenite 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 Goshenite chemical formula.

Chemical formula of Brazilianite- NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Goshenite- Be₃Al₂SiO₆

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Brazilianite and Goshenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brazilianite and Goshenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brazilianite and Goshenite Optical Properties during the identification of gemstone. Specific gravity of Brazilianite is 2.60-2.90 whereas that of Goshenite is 2.60-2.90.