Physical Features:Chemical | Al2SiO5 | Color | Green, yellowish-green, brown, pink, colourless |
Crystal Habit | Prismatic |
Crystal System | Orthorhombic |
Cleavage | Distinct; one direction |
Fracture | Uneven to concoidal |
Hardness | 7.5 Mohs scale |
Luster | Vitreous |
Streak | White |
Transparency | Transparent, Translucent, Opaque |
Specific gravity | 3.05 - 3.21 |
Refractive index | 1.627 - 1.650 |
Birefringence | 0.007 - 0.013 |
The
name Andalusite was given by Delamtharie after the Andalusia Province of
Spain. Later it was found that the type site of the mineral is El Cardoso in
Almeria Province. Many scholars have advocated a change of name, but still, the
mineral is popular as Andalusite. The stone may be of varying colors ranging
from pink, rose-red, brown, green and white. The purple variety of Andalusite
is known as Viridine and Chiastolite is another variety which includes black
inclusions of carbon. The varying colors make it popular as a precious
gemstone. Often in round or square cut gemstones, the colors blend together
giving a beautiful mosaic appearance. The price of this gemstone depends a lot
on the perfect cutting edge, as only a masters craftsmen can cut the crystal in
perfect angles without which the pleochroic colors of the gemstone will not be
visible. It's opaque variety Chiastolite is of not much demand in the gemstone
industry.
Its
uses and purposes:
It helps its wearer to see calmly without
any bias different characteristics in metaphysical works.
The wearer of this gemstone has an
uplifted wisdom so that one can look at a problem from various aspects and can
take proper judgement and decision to solve it without any fear.
The healing power of Andalusite is known
to reduce anxiety, loneliness, depression, stress, and guilt.
Wearing it the person will come to know
about his powers of which he is not aware of. This helps the person to be
confident and use his power in a good way.
The gemstone improves oxygen deficiency
hence it cures heart and eye diseases.
Andalusite promotes memory, recollecting
and thinking ability.
It is also beneficial to those who are
suffering due to bad memories and adverse situations.
The stone has proved to regulate sleep and
alleviates the process of healing in case of nerve, muscle and joint ailment.