Adamite and Star Ruby Physical Properties

Adamite

Star Ruby

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.32-4.483.95-4.10

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

{101}, good; {010}, poor

Not Available

1.7 Mohs Hardness

3.5Not Available

2 10

1.8 Chemical Composition

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

Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Adamite and Star Ruby Chemical Formula

While comparing Adamite and Star Ruby 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 Adamite and Star Ruby chemical formula.

Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Star Ruby- Al 2O 3Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

Adamite Vs Apatite

Adamite Vs Anhydrite

Adamite Vs Anyolite

Adamite and Star Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adamite and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Star Ruby Optical Properties during the identification of gemstone. Specific gravity of Adamite is 3.95-4.10 whereas that of Star Ruby is 3.95-4.10.