Bloodstone and Grandidierite Physical Properties

Bloodstone

Grandidierite

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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

2.63-2.652.85-3.00

1 7.18

1.5 Fracture

Not Available

Brittle, UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

1.6 Cleavage

Indiscernible

Perfect

1.7 Mohs Hardness

77.5

2 10

1.8 Chemical Composition

SiO₂

(Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

Bloodstone and Grandidierite Chemical Formula

While comparing Bloodstone and Grandidierite 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 and Grandidierite chemical formula.

Chemical formula of Bloodstone- SiO₂
Chemical formula of Grandidierite- (Mg,Fe)Al 3(BO 4)(SiO 4)OUlrich Henn and Claudio C.

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Bloodstone and Grandidierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bloodstone and Grandidierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bloodstone and Grandidierite Optical Properties during the identification of gemstone. Specific gravity of Bloodstone is 2.85-3.00 whereas that of Grandidierite is 2.85-3.00.