Sulphur and Boulder Opal Physical Properties

Sulphur

Boulder Opal

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1 Physical Properties

1.1 Tenacity

Not Available

1.3 Solubility

Not Available

1.6 Durability

Not Available

1.7 Specific Gravity

2.05-2.081.98-2.25

1 7.18

1.4 Fracture

Not Available

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

1.5 Cleavage

Not Available

1.6 Mohs Hardness

Not Available5-6.5

2 10

1.12 Chemical Composition

SWalter Schumann , Gemstones of the world (2001)

SiO 2 + H 2OUlrich Henn and Claudio C.

Sulphur and Boulder Opal Chemical Formula

While comparing Sulphur 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 Sulphur and Boulder Opal chemical formula.

Chemical formula of Sulphur- SWalter Schumann , Gemstones of the world (2001)
Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Sulphur and Boulder Opal Specific Gravity

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