Realgar and Adamite Physical Properties

Realgar

Adamite

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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

3.564.32-4.48

1 7.18

1.5 Fracture

(e.g. graphite).

Uneven, Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven, Subconchoidal, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

{010} Good

{101}, good; {010}, poor

1.7 Mohs Hardness

Not Available3.5

2 10

1.8 Chemical Composition

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

Realgar and Adamite Chemical Formula

While comparing Realgar and Adamite 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 Realgar and Adamite chemical formula.

Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)

Compare Red Gemstones

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Realgar and Adamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Realgar and Adamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Realgar and Adamite Optical Properties during the identification of gemstone. Specific gravity of Realgar is 4.32-4.48 whereas that of Adamite is 4.32-4.48.