Andalusite derived its name after a province in Spain called, Andalusia, where this mineral was first discovered. It is hard silicate compound with orthorhombic crystal structure. This gemstone is used in varied jewelry by some specific clientele or connoisseurs. It is a beautiful stone available in various shapes like oval or round and also different sizes. It is one of the rarely found gemstones. The main quality of this gemstone is its exceptional fire.
Andalusite offers plenty of impact at a relatively low price. Because of its color and its durability, it is especially appropriate for men's jewelry. The chemical composition of andalusite is Al2SiO5 , and its refractive index is around 1.628 – 1.647. The density of this mineral is 3.13 – 3.21.

Color
The color of this stone varies from pink to violet. It is a pleochroic stone i.e. it shows different colors when viewed from different directions. It is generally found in two colors green and orange, where either one can be predominant. Generally pleochroic gemstones are cut to get a single dominant color. However, andalusite is cut to get a beautiful mix of colors. The best color play is seen in fancy shapes, particularly rectangular cushion shapes: in round cuts, the colors blend together to give eye catchy looks. The color of andalusite is difficult to match on any standard color chart.

Strength
Andalusite, with a hardness of 7.5 on Mohs scale is a very pretty gemstone. It is used in various kind of jewelry like rings, necklace, earrings etc., and is mainly preferred for men’s jewelry.

Value
It is a relatively less expensive gemstone, whose price ranges from $40 to $130 depending on the carat weight of the stone. The commercially available 1-carat stone of andalusite cost around $40. However, specially cut customized andalusite stone may cost anywhere around $150.

Historical Importance
In the past, andalusite was often known as "poor man's alexandrite" because of its color play and availability at low cost, however, it does not actually bear much resemblance to alexandrite, which changes color from green to red in different light. In fact andalusite is not really a color-changing stone, because the different colors in it are present at the same time.

Availability
Most of the gems of andalusite come from Andalusia, its native place, Spain, Austria, China and California. This mineral andalusite is also mined in Brazil and Sri Lanka.
Nowadays, it is mined across various countries like Sri Lanka (Ceylon), Brazil, Spain, Austria, Italy, Canada, Russia, Australia and the U.S. Andalusite is now widely available in variety of color schemes, depending on the shape and cut of the stone.

Use
Andalusite is a hard and tough stone perfectly fit for many jewelry users. When cut properly with clear, large and clean cut it looks extremely beautiful and attractive. It gives a lot of impact particularly in male jewelry, owing to its color and strength, and at a very low price. It is mainly used for creation of exclusive jewelry, and is rarely known gemstone among the people.