Spinel and Bloodstone Physical Properties

Spinel

Bloodstone

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

none

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.64-3.662.63-2.65

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

None, but may exhibit slight parting

Indiscernible

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

MgAl₂O₄

SiO₂

Spinel and Bloodstone Chemical Formula

While comparing Spinel and Bloodstone 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 Spinel and Bloodstone chemical formula.

Chemical formula of Spinel- MgAl₂O₄
Chemical formula of Bloodstone- SiO₂

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Spinel and Bloodstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spinel and Bloodstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spinel and Bloodstone Optical Properties during the identification of gemstone. Specific gravity of Spinel is 2.63-2.65 whereas that of Bloodstone is 2.63-2.65.