Langbeinite and Precious Opal Physical Properties

Langbeinite

Precious Opal

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Slowly dissolves in water

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available1.98-2.25

1 7.18

1.5 Fracture

Conchoidal, Brittle

Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

3.5-45-6.5

2 10

1.8 Chemical Composition

Not Available

SiO 2 · nH 2OGemdat.org , Management Team (2012)

Langbeinite and Precious Opal Chemical Formula

While comparing Langbeinite and Precious 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 Langbeinite and Precious Opal chemical formula.

Chemical formula of Precious Opal- SiO 2 · nH 2OGemdat.org , Management Team (2012)

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Langbeinite and Precious Opal Specific Gravity

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