Bloodstone Heliotrope and Cordierite Physical Properties

Bloodstone Heliotrope

Cordierite

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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

2.55-2.702.57-2.66

1 7.18

1.5 Fracture

Not Available

Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

Not Available

Fair on {100}, poor on {001} and {010}

1.7 Mohs Hardness

6.5-77-7.5

2 10

1.8 Chemical Composition

SiO 2Arthur Thomas , Gemstones (2009)

Mg2Al4Si5O18

Bloodstone Heliotrope and Cordierite Chemical Formula

While comparing Bloodstone Heliotrope and Cordierite 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 Bloodstone Heliotrope and Cordierite chemical formula.

Chemical formula of Bloodstone Heliotrope- SiO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Cordierite- Mg2Al4Si5O18

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Bloodstone Heliotrope and Cordierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bloodstone Heliotrope and Cordierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bloodstone Heliotrope and Cordierite Optical Properties during the identification of gemstone. Specific gravity of Bloodstone Heliotrope is 2.57-2.66 whereas that of Cordierite is 2.57-2.66.