Amethyst and Ferro-axinite Axinite-Fe Physical Properties

Amethyst

Ferro-axinite Axinite-Fe

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble in common solvents

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.653.25-3.28

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

Uneven

1.6 Cleavage

Indiscernible

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

1.7 Mohs Hardness

76.5-7

2 10

1.8 Chemical Composition

SiO₂

Ca2Fe++Al2BO3Si4O12(OH)

Amethyst and Ferro-axinite Axinite-Fe Chemical Formula

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

Chemical formula of Amethyst- SiO₂
Chemical formula of Ferro-axinite Axinite-Fe- Ca2Fe++Al2BO3Si4O12(OH)

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Amethyst and Ferro-axinite Axinite-Fe Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amethyst 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 Amethyst and Ferro-axinite Axinite-Fe Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 3.25-3.28 whereas that of Ferro-axinite Axinite-Fe is 3.25-3.28.