Triplite and Bertrandite Physical Properties

Triplite

Bertrandite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.85-3.942.59-2.60

1 7.18

1.5 Fracture

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

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

{010} Good, {100} Distinct

{001} Perfect, {110} Distinct, {101} Distinct

1.7 Mohs Hardness

5-5.56-7

2 10

1.8 Chemical Composition

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

Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

Triplite and Bertrandite Chemical Formula

While comparing Triplite and Bertrandite 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 Bertrandite chemical formula.

Chemical formula of Triplite- (Mn2+ ,Fe2+ ,Mg,Ca) 2(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Bertrandite- Be 4Si 2O 7(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Triplite and Bertrandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Triplite and Bertrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Triplite and Bertrandite Optical Properties during the identification of gemstone. Specific gravity of Triplite is 2.59-2.60 whereas that of Bertrandite is 2.59-2.60.