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August 20, 2008
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  Home > Gemstones > Varieties > Andalusite

Natural Andalusite

Natural Andalusite Andalusite is best known for its strong pleochroism and it's unusual color which is frequently a mixture of both red and green. It isn't considered to be a color change stone but it frequently shows two colors, (red and green) at the same time.

Rough crystals will often show green in one direction and red in another. The color is difficult to match on any any standard color chart.

There are 1 Andalusite(s) organised in the following categories: Facet Single,  gemstones. Price of our Andalusite range from USD 1717.00 to USD 1717.00 and all gemstones are 100% natural. No lab, created or synthetic gemstones.

We grade our stones with strict adherence to current GIA (Gemological Institute of America) standards for color, tone, hue, saturation and clarity and all gems are identified and graded only by GIA certified gemologists.

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About Andalusite gemstones

Color Light yellowish brown to green brown, light brownish pink, grayish green, definite green
Refractive Index 1.63-1.64
Pleochroism strong
Chemical Composition Sillicate of aluminium
Hardness 7.0-7.5
Crystal Group Orthorhombic
Ocurrence Spain, Brazil, USA, Australia, Sri Lanka, Burma, Austria, Italy
Andalusite Andalusite
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