Viridine and Boulder Opal Physical Properties

Viridine

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

3.05-3.21

1.98-2.25

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

Not Available

1.7 Mohs Hardness

7-7.5

5-6.5

1.8 Chemical Composition

(Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)

SiO 2 + H 2OUlrich Henn and Claudio C.

Viridine and Boulder Opal Chemical Formula

While comparing Viridine 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 Viridine and Boulder Opal chemical formula.

Chemical formula of Viridine- (Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)
Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

Compare Gems Found in South Asia

Viridine Vs Idocrase

Viridine Vs Iolite

Viridine Vs Kyanite

Viridine and Boulder Opal Specific Gravity

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

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