Moroxite and Andalusite Physical Properties

Moroxite

Andalusite

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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

3.13-3.263.05-3.21

1 7.18

1.5 Fracture

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

Uneven, Subconchoidal, Uneven, Subconchoidal, Splintery, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

Good on {110}, poor on {100}

1.7 Mohs Hardness

Not Available7.5

2 10

1.8 Chemical Composition

Ca 5(F,Cl)(PO 4) 3Arthur Thomas , Gemstones (2009)

Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Moroxite and Andalusite Chemical Formula

While comparing Moroxite and Andalusite 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 Moroxite and Andalusite chemical formula.

Chemical formula of Moroxite- Ca 5(F,Cl)(PO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Andalusite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Moroxite and Andalusite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Moroxite and Andalusite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moroxite and Andalusite Optical Properties during the identification of gemstone. Specific gravity of Moroxite is 3.05-3.21 whereas that of Andalusite is 3.05-3.21.