Riebeckite and Iolite Physical Properties

Riebeckite

Iolite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.28-3.442.6-2.7

1 7.18

1.5 Fracture

Uneven, Splintery, Brittle

Not Available

1.6 Cleavage

Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}

3,1

1.7 Mohs Hardness

5.0-6.07-7.5

2 10

1.8 Chemical Composition

Not Available

Mg₂Al₄Si₅O₁₈

Riebeckite and Iolite Chemical Formula

While comparing Riebeckite and Iolite 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 Riebeckite and Iolite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

Compare Blue Gemstones

Riebeckite Vs Lehsunia

Riebeckite Vs Amber

Riebeckite Vs Paraiba

Riebeckite and Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Riebeckite and Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Riebeckite and Iolite Optical Properties during the identification of gemstone. Specific gravity of Riebeckite is 2.6-2.7 whereas that of Iolite is 2.6-2.7.