Adularia and Anhydrite Physical Properties

Adularia

Anhydrite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.54-2.61

2.90-2.98

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.

1.7 Mohs Hardness

3.5

1.8 Chemical Composition

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Adularia and Anhydrite Chemical Formula

While comparing Adularia and Anhydrite 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 Adularia and Anhydrite chemical formula.

Chemical formula of Adularia- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Anhydrite- CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Compare Gems Found in America

Adularia Vs Andalusite

Adularia Vs Anglesite

Adularia Vs Anhydrite

Adularia and Anhydrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adularia and Anhydrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adularia and Anhydrite Optical Properties during the identification of gemstone. Specific gravity of Adularia is 2.90-2.98 whereas that of Anhydrite is 2.90-2.98.