Bloodstone Heliotrope and Spinel Physical Properties

Bloodstone Heliotrope

Spinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.703.64-3.66

1 7.18

1.5 Fracture

Not Available

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

None, but may exhibit slight parting

1.7 Mohs Hardness

6.5-78

2 10

1.8 Chemical Composition

SiO 2Arthur Thomas , Gemstones (2009)

MgAl₂O₄

Bloodstone Heliotrope and Spinel Chemical Formula

While comparing Bloodstone Heliotrope and Spinel 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 Spinel chemical formula.

Chemical formula of Bloodstone Heliotrope- SiO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Spinel- MgAl₂O₄

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Bloodstone Heliotrope and Spinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bloodstone Heliotrope and Spinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bloodstone Heliotrope and Spinel Optical Properties during the identification of gemstone. Specific gravity of Bloodstone Heliotrope is 3.64-3.66 whereas that of Spinel is 3.64-3.66.