Gaspeite and Andalusite Physical Properties

Gaspeite

Andalusite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

HCl soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.713.05-3.21

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

{10 1 1} Good

Good on {110}, poor on {100}

1.7 Mohs Hardness

4.5-57.5

2 10

1.8 Chemical Composition

(Ni,Mg,Fe++)CO3

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

Gaspeite and Andalusite Chemical Formula

While comparing Gaspeite 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 Gaspeite and Andalusite chemical formula.

Chemical formula of Gaspeite- (Ni,Mg,Fe++)CO3
Chemical formula of Andalusite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Gaspeite and Andalusite Specific Gravity

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