Norbergite and Fire Opal Physical Properties

Norbergite

Fire Opal

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.1771.97-2.22

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

{???} Distinct

Not Available

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)

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

Norbergite and Fire Opal Chemical Formula

While comparing Norbergite 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 Norbergite and Fire Opal chemical formula.

Chemical formula of Norbergite- Mg 3(SiO 4)(F,OH) 2Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references

Compare Yellow Gemstones

Norbergite Vs Precious Opal

Norbergite Vs Prase Opal

Norbergite Vs Powellite

Norbergite and Fire Opal Specific Gravity

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