Chrome Tourmaline and Boulder Opal Physical Properties

Chrome Tourmaline

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

2.85-3.35

1.98-2.25

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

3,2

Not Available

1.7 Mohs Hardness

7-7.5

5-6.5

1.8 Chemical Composition

Tourmaline is a series of several different minerals with unique chemical formulas.

SiO 2 + H 2OUlrich Henn and Claudio C.

Chrome Tourmaline and Boulder Opal Chemical Formula

While comparing Chrome Tourmaline 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 Chrome Tourmaline and Boulder Opal chemical formula.

Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.
Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Chrome Tourmaline and Boulder Opal Specific Gravity

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