Adamite and Gaspeite Physical Properties

Adamite

Gaspeite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

HCl soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.32-4.48

3.71

1.5 Fracture

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

Uneven

1.6 Cleavage

{101}, good; {010}, poor

{10 1 1} Good

1.7 Mohs Hardness

3.5

4.5-5

1.8 Chemical Composition

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

(Ni,Mg,Fe++)CO3

Adamite and Gaspeite Chemical Formula

While comparing Adamite and Gaspeite 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 Gaspeite chemical formula.

Chemical formula of Adamite- Zn 2(AsO 4)(OH)Michael OâDonoghue , Gems, Sixth edition (2006)
Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3

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Adamite and Gaspeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Adamite and Gaspeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Adamite and Gaspeite Optical Properties during the identification of gemstone. Specific gravity of Adamite is 3.71 whereas that of Gaspeite is 3.71.