Triplite and Annabergite Physical Properties

Triplite

Annabergite

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1 Physical Properties

1.1 Tenacity

Not Available

Sectile

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.85-3.943.07

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven

Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

{010} Good, {100} Distinct

Perfect on {010}, indistinct on {100} and {102}

1.7 Mohs Hardness

5-5.52

2 10

1.8 Chemical Composition

(Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth Edition (2006)

Ni3(AsO4)2•8(H2O)

Triplite and Annabergite Chemical Formula

While comparing Triplite and Annabergite 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 Triplite and Annabergite chemical formula.

Chemical formula of Triplite- (Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)

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Triplite and Annabergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Triplite and Annabergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Triplite and Annabergite Optical Properties during the identification of gemstone. Specific gravity of Triplite is 3.07 whereas that of Annabergite is 3.07.