Fluorite and Fire Opal Physical Properties

Fluorite

Fire Opal

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

slightly water soluble and in hot hydrochloric acid

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.00-3.251.97-2.22

1 7.18

1.5 Fracture

Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

Octahedral, perfect on {111}, parting on {011}

Not Available

1.7 Mohs Hardness

46-6.5

2 10

1.8 Chemical Composition

CaF₂

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Fluorite and Fire Opal Chemical Formula

While comparing Fluorite and Fire 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 Fluorite and Fire Opal chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

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Fluorite and Fire Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorite and Fire Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorite and Fire Opal Optical Properties during the identification of gemstone. Specific gravity of Fluorite is 1.97-2.22 whereas that of Fire Opal is 1.97-2.22.