Zektzerite and Andalusite Physical Properties

Zektzerite

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

2.793.05-3.21

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{100} and {010} perfect

Good on {110}, poor on {100}

1.7 Mohs Hardness

67.5

2 10

1.8 Chemical Composition

LiNa(Zr,Ti,Hf)Si 6O 15Ulrich Henn and Claudio C.

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

Zektzerite and Andalusite Chemical Formula

While comparing Zektzerite 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 Zektzerite and Andalusite chemical formula.

Chemical formula of Zektzerite- LiNa(Zr,Ti,Hf)Si 6O 15Ulrich Henn and Claudio C.
Chemical formula of Andalusite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Zektzerite and Andalusite Specific Gravity

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