Brazilianite and Rhodolite Physical Properties

Brazilianite

Rhodolite

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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

2.98-2.993.84

1 7.18

1.5 Fracture

Conchoidal, Gems

Conchoidal

1.6 Cleavage

(010) Distinct to good

none, may show indistinct parting

1.7 Mohs Hardness

5.57-7.5

2 10

1.8 Chemical Composition

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

(Mg,Fe)₃Al₂Si₃O₁₂

Brazilianite and Rhodolite Chemical Formula

While comparing Brazilianite and Rhodolite 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 Rhodolite 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 Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Brazilianite and Rhodolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Brazilianite and Rhodolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brazilianite and Rhodolite Optical Properties during the identification of gemstone. Specific gravity of Brazilianite is 3.84 whereas that of Rhodolite is 3.84.