ETYMOLOGY: The word Jasper comes from the greek term iaspis meaning "spotted stone".
CRYSTAL SYSTEM: Trigonal.
PRINCIPLE OF FORMATION: Secundary.
CLASS MINERAL: Oxides, quartz group.
CHEMICAL FORMULA, MINERAL ELEMENTS: SiO2 + Fe, O, OH, Si.
HARDNESS: 6,5 - 7 on the Mohs scale.
FIELDS: Africa, Brazil, Argentina, Madagascar.
MINERALOGY: Jasper is a microcrystalline quartz, small granular structures, always it contains foreign matter, sometimes in a proportion of 20%, so the variety of jasper, secondarily form penetrating the original solution of silicic acid in argillaceous rocks or sandstones or mixed with plenty of suspended particles, the solidified silicic acid and transformed into quartz sandstone small particles are trapped in jasper, hence its color, drawings and shine.
TO KNOW MORE
Jasper is a mineral that can form almost anywhere, as there are a variety of jasper, these can be classified into three basic colors:
YELLOW JASPER: SiO2 + Fe, O, OH Amarillo, sand color, brown.
GREEN JASPER: SiO2 + Fe, Si green light to dark.
RED JASPER: SiO2 + Fe, or red to red-brown tile.
MYTHOLOGY: The Jasper term comes from the east and in ancient times was synonymous with quartz, in ancient Egypt were used as carving them amulets shaped beetle, once used for love and as an aphrodisiac, besides being used by people who do not have good relationship and want to improve the bond with your partner, the American Indians used the Jaspe in ceremonies to bring rain and divination.
PROPERTIES: It is said that Picasso Jasper brings us peace of mind in times of stress, jasper helps us to think quickly, enhancing organizational capacity allowing us to complete projects and transform our ideas into action, providing the courage to tackle problems positively. You are encouraged to be honest with yourself.
USES: Meditation, collection, jewelery, decoration.