Rhodolite and Hercynite Physical Properties

Rhodolite

Hercynite

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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

3.844.39

1 7.18

1.5 Fracture

Conchoidal

ConchoidalGemdat.org, Uneven

1.6 Cleavage

none, may show indistinct parting

{111} Indistinct, {111} Indistinct, {111} Indistinct

1.7 Mohs Hardness

7-7.57.5-8

2 10

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Rhodolite and Hercynite Chemical Formula

While comparing Rhodolite and Hercynite 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 Rhodolite and Hercynite chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂
Chemical formula of Hercynite- Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

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Rhodolite and Hercynite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodolite and Hercynite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodolite and Hercynite Optical Properties during the identification of gemstone. Specific gravity of Rhodolite is 4.39 whereas that of Hercynite is 4.39.