Rhodolite and Chalcedony Physical Properties

Rhodolite

Chalcedony

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.842.55-2.70

1 7.18

1.5 Fracture

Conchoidal

Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann

1.6 Cleavage

none, may show indistinct parting

Absent

1.7 Mohs Hardness

7-7.56.5-7

2 10

1.8 Chemical Composition

(Mg,Fe)₃Al₂Si₃O₁₂

SiO₂

Rhodolite and Chalcedony Chemical Formula

While comparing Rhodolite and Chalcedony 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 Chalcedony chemical formula.

Chemical formula of Rhodolite- (Mg,Fe)₃Al₂Si₃O₁₂
Chemical formula of Chalcedony- SiO₂

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Rhodolite and Chalcedony Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rhodolite and Chalcedony Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rhodolite and Chalcedony Optical Properties during the identification of gemstone. Specific gravity of Rhodolite is 2.55-2.70 whereas that of Chalcedony is 2.55-2.70.