Anglesite and Common Opal Physical Properties

Anglesite

Common Opal

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.30-6.391.98-2.50

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

[001] good, [210] distinct

Not Available

1.7 Mohs Hardness

3-3.55.5-6.5

2 10

1.8 Chemical Composition

PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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

Anglesite and Common Opal Chemical Formula

While comparing Anglesite 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 Anglesite and Common Opal chemical formula.

Chemical formula of Anglesite- PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Compare Green Gemstones

Anglesite Vs Axinite

Anglesite Vs Astrophyllite

Anglesite Vs Augite

Anglesite and Common Opal Specific Gravity

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