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: Brazil.

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: Formerly used for love and as an aphrodisiac, besides being used by people who do not have a good relationship and want to improve the bond with your partner, in ancient Egypt were used as carving them amulets shaped egyptian scarab, an ancient king, Nechepsus, used to strengthen your digestive tract.

PROPERTIES: The  Jasper orbicular leopard skin It is a perfect tool for balancing acumen and passivity, spirituality and emotion, provides protection when faced with challenges and achieving goals, which helps us overcome fear and guilt of emotional stress, producing calm and tranquility.

USES: Meditation, collection, jewelery, decoration.