Hemimorphite and Rhodolite Physical Properties

Hemimorphite

Rhodolite

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Physical Properties

Tenacity

Brittle

Solubility

Soluble

Durability

Specific Gravity

3.30-3.503.84

1 7.18

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Fracture

Uneven, ConchoidalWalter Schumann, Conchoidal

Conchoidal

Cleavage

Perfect on {110}, poor on {101}, {001} rare

none, may show indistinct parting

Mohs Hardness

57-7.5

2 10

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Chemical Composition

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

(Mg,Fe)₃Al₂Si₃O₁₂

Hemimorphite and Rhodolite Chemical Formula

While comparing Hemimorphite 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 Hemimorphite and Rhodolite chemical formula.

Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂

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Hemimorphite and Rhodolite Specific Gravity

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