Andalusite and Honey Opal Physical Properties

Andalusite

Honey Opal

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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

3.05-3.21Not Available

1 7.18

1.5 Fracture

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

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

Good on {110}, poor on {100}

Not Available

1.7 Mohs Hardness

7.55.5-6.5

2 10

1.8 Chemical Composition

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

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Andalusite and Honey Opal Chemical Formula

While comparing Andalusite and Honey Opal 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 Andalusite and Honey Opal chemical formula.

Chemical formula of Andalusite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Honey Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

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Andalusite and Honey Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Andalusite and Honey Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Andalusite and Honey Opal Optical Properties during the identification of gemstone. Specific gravity of Andalusite is Not Available whereas that of Honey Opal is Not Available.