ETYMOLOGY: The name comes from Andalusia.
CRYSTAL SYSTEM: Orthorhombic (thick columns).
MINERAL CLASS: Nesosilicatos.
HARDNESS: 7.5 in the Mohs scale.
FIELDSSpain (Andalusia), Brazil, Canada, Russia, Australia, Sri Lanka, USA.

MINERALOGY: Transparent andalusite as a gemstone is scarce, its luster is glassy and matte, this gem is part of metamorphic rocks that usually does not crystallize in a visible, presented in boards, generally andalusite has a fleshy color, more or less violet, which can change to gray when external disturbances. It's almost always opaque, but can occasionally be transparent, and in this case when it is intended to gemology. The crystals have a dominant greenish brown color, but because of its strong pleochroism (change color depending on the crystal orientation).

MYTHOLOGY: The first copies of andalusite studied by Werner and Delamétherie came from El Cardoso, a town in the province of Guadalajara (Spain), but mistakenly believed that they came from the region of Andalusia and hence the name that was given to mineral.

PROPERTIES: Yellow and gold minerals and optimistic exert a stimulatory effect, bring luck, carelessness and vigor. The green minerals have a harmonizing and neutralizing effect. The green releases the feelings, increase the speed and responsiveness and arouse interest and enthusiasm. Red minerals you become more impulsive and outgoing, elementary intensifies emotions.


CHAKRAS: Pleen, solar plexus, heart.


USES: Jewelry, 95% of andalusite obtained in the world is intended to produce refractory materials for steel and metallurgical industries, cement kilns and crucibles. Is also part of many rocks used in construction and, with a smaller share of production, they are manufactured thermal insulation, high quality crockery, candles for lighting and tile flooring.

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