Strontianite and Common Opal Physical Properties

Strontianite

Common Opal

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.63-3.791.98-2.50

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

{110} Good

Not Available

1.7 Mohs Hardness

3.55.5-6.5

2 10

1.8 Chemical Composition

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Strontianite and Common Opal Chemical Formula

While comparing Strontianite and Common 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 Strontianite and Common Opal chemical formula.

Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Compare Green Gemstones

Strontianite Vs Tortoiseshell

Strontianite Vs Tourmaline

Strontianite Vs Tremolite

Strontianite and Common Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Strontianite and Common Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Strontianite and Common Opal Optical Properties during the identification of gemstone. Specific gravity of Strontianite is 1.98-2.50 whereas that of Common Opal is 1.98-2.50.