Peridot and Rhodolite Physical Properties

Peridot

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

1.54-1.55

3.84

1.5 Fracture

Conchoidal

1.6 Cleavage

Poor

none, may show indistinct parting

1.7 Mohs Hardness

6.5-7

7-7.5

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

(Mg,Fe)₃Al₂Si₃O₁₂

Peridot and Rhodolite Chemical Formula

While comparing Peridot 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 Peridot and Rhodolite chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Peridot and Rhodolite Specific Gravity

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