Dumortierite and Ferro-axinite Axinite-Fe Physical Properties

Dumortierite

Ferro-axinite Axinite-Fe

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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

3.26-3.413.25-3.28

1 7.18

1.5 Fracture

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

Uneven

1.6 Cleavage

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

{100} Distinct, {001} Poor, {110} Poor

1.7 Mohs Hardness

7-8.56.5-7

2 10

1.8 Chemical Composition

AlAl₆O₃BSi₃O₁₈

Ca2Fe++Al2BO3Si4O12(OH)

Dumortierite and Ferro-axinite Axinite-Fe Chemical Formula

While comparing Dumortierite and Ferro-axinite Axinite-Fe 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 Ferro-axinite Axinite-Fe chemical formula.

Chemical formula of Dumortierite- AlAl₆O₃BSi₃O₁₈
Chemical formula of Ferro-axinite Axinite-Fe- Ca2Fe++Al2BO3Si4O12(OH)

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Dumortierite and Ferro-axinite Axinite-Fe Specific Gravity

Another important criteria for qualitative analysis of gemstones is Dumortierite and Ferro-axinite Axinite-Fe Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Dumortierite and Ferro-axinite Axinite-Fe Optical Properties during the identification of gemstone. Specific gravity of Dumortierite is 3.25-3.28 whereas that of Ferro-axinite Axinite-Fe is 3.25-3.28.