Rosasite and Adamite Physical Properties

Rosasite

Adamite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Effervesces in cold

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.2

4.32-4.48

1.5 Fracture

Splintery

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

1.6 Cleavage

Perfect on {100} and {010}

{101}, good; {010}, poor

1.7 Mohs Hardness

3.5

1.8 Chemical Composition

Not Available

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

Rosasite and Adamite Chemical Formula

While comparing Rosasite 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 Rosasite and Adamite chemical formula.

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

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Rosasite and Adamite Specific Gravity

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