Rhodolite and Hardystonite Physical Properties

Rhodolite

Hardystonite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.843.396-3.443

1 7.18

1.5 Fracture

Conchoidal

Brittle, Metallic

1.6 Cleavage

none, may show indistinct parting

[001] good, [100] and [110] fair

1.7 Mohs Hardness

7-7.53-4

2 10

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

Rhodolite and Hardystonite Chemical Formula

While comparing Rhodolite and Hardystonite 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 Hardystonite chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂
Chemical formula of Hardystonite- Ca 2ZnSi 2O 7Anthony et al , Handbook of mineralogy (2001)

Compare Red Gemstones

Rhodolite Vs Sard

Rhodolite Vs Sardonyx

Rhodolite Vs Sarcopside

Rhodolite and Hardystonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodolite and Hardystonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodolite and Hardystonite Optical Properties during the identification of gemstone. Specific gravity of Rhodolite is 3.396-3.443 whereas that of Hardystonite is 3.396-3.443.