Simpsonite and Opal Physical Properties

Simpsonite

Opal

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

BrittleWalter Schumann

1.2 Solubility

Not Available

hot salt water

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available1.98-2.25

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

None

1.7 Mohs Hardness

7-7.55-6.5

2 10

1.8 Chemical Composition

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

SiO₂ · nH₂O

Simpsonite and Opal Chemical Formula

While comparing Simpsonite and 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 Simpsonite and Opal chemical formula.

Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
Chemical formula of Opal- SiO₂ · nH₂O

Compare Gems Found In Australia

Simpsonite Vs Thulite

Simpsonite Vs Tektite

Simpsonite Vs Titanite Sphene

Simpsonite and Opal Specific Gravity

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