Bloodstone Heliotrope and Boulder Opal Physical Properties

Bloodstone Heliotrope

Boulder Opal

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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

2.55-2.70

1.98-2.25

1.5 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

1.7 Mohs Hardness

6.5-7

5-6.5

1.8 Chemical Composition

SiO 2Arthur Thomas , Gemstones (2009)

SiO 2 + H 2OUlrich Henn and Claudio C.

Bloodstone Heliotrope and Boulder Opal Chemical Formula

While comparing Bloodstone Heliotrope and Boulder Opal 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 Boulder Opal chemical formula.

Chemical formula of Bloodstone Heliotrope- SiO 2Arthur Thomas , Gemstones (2009)
Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Bloodstone Heliotrope Vs Catapleiite

Bloodstone Heliotrope and Boulder Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bloodstone Heliotrope and Boulder Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bloodstone Heliotrope and Boulder Opal Optical Properties during the identification of gemstone. Specific gravity of Bloodstone Heliotrope is 1.98-2.25 whereas that of Boulder Opal is 1.98-2.25.