Tremolite and Dumortierite Physical Properties

Tremolite

Dumortierite

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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

2.95-3.073.26-3.41

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Conchoidal, Brittle

Fibrous, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

1.6 Cleavage

Perfect on {110} at 56° and 124°; partings on {010} and {100}

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

1.7 Mohs Hardness

5-67-8.5

2 10

1.8 Chemical Composition

Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

AlAl₆O₃BSi₃O₁₈

Tremolite and Dumortierite Chemical Formula

While comparing Tremolite and Dumortierite 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 Tremolite and Dumortierite chemical formula.

Chemical formula of Tremolite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈

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Tremolite and Dumortierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Tremolite and Dumortierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Tremolite and Dumortierite Optical Properties during the identification of gemstone. Specific gravity of Tremolite is 3.26-3.41 whereas that of Dumortierite is 3.26-3.41.