Dumortierite and Triplite Physical Properties

Dumortierite

Triplite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

3.26-3.41

Fibrous, ConchoidalWalter Schumann

Distinct on {100}, poor on {110}; parting on {001}

7-8.5

AlAl₆O₃BSi₃O₁₈

3.85-3.94

Conchoidal, Uneven

{010} Good, {100} Distinct

5-5.5

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

Dumortierite and Triplite Chemical Formula

While comparing Dumortierite and Triplite 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 Dumortierite and Triplite chemical formula.

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Dumortierite and Triplite Specific Gravity

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