Binghamite and Iolite Physical Properties

Binghamite

Iolite

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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

2.55-2.702.6-2.7

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Not Available

3,1

1.7 Mohs Hardness

6.5-77-7.5

2 10

2.5 Chemical Composition

SiO 2Arthur Thomas , Gemstones (2009)

Mg₂Al₄Si₅O₁₈

Binghamite and Iolite Chemical Formula

While comparing Binghamite 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 Binghamite and Iolite chemical formula.

Chemical formula of Binghamite- SiO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

Compare Gems Found in USA

Binghamite Vs Cordierite Iolite

Binghamite Vs Chrysoprase

Binghamite Vs Danburite

Binghamite and Iolite Specific Gravity

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