ETYMOLOGY: It comes from the word in spanish, piedra de ijada = stone against kidney pains.

CRYSTAL SYSTEM: Monoclinic.

PRINCIPLE OF FORMATION: Tertiary.

CLASS MINERAL: Inosilicates.

CHEMICAL FORMULA, MINERAL ELEMENTS: NaAl [Si2O6] + Ca, Fe, Mg, Mn.

HARDNESS: 7 on the Mohs scale.

FIELDS: Myanmar, Tawmaw near Mogok in Burma, Longchuan area in the province of Yunnan in China, some parts of the mountains of Tibet and Kazakhstan, Japan, Cloverdale California USA, Sierra de las Minas in Guatemala and the United Guerrero, Oaxaca, Chiapas in Mexico, Russia, Italy, the middle East.

MINERALOGY: Jade is originally a generic term that encompasses jadeite and nephrite, two very similar minerals in appearance and properties; Jadeite is mainly formed by metamorphism of basic rocks, pyroxene is a translucent color as in this case yellow, also it exists in green white and fibrous texture.

MYTHOLOGY: Many cultures have always revered jade, for the Maya was more valuable than gold, the Maori of New Zealand and it always took maometanos because they believed in its immense capacity for healing. The Chinese sealed their marriage vows drinking a cup of jade to call abundance, the Real Korean family uses the jade as a symbol of authority and fortune.

PROPERTIES: The Koreans believe that jade can cure diseases and used it as an ingredient in your medicine. Jade jewelry are used by Koreans to improve the health of the kidneys, respiratory system, heart, liver, spleen and glandular system. Koreans also believe that jade can ward off evil spirits. It is also believed that mean courtesy and determination.

CHAKRAS: Heart.
 
ZODIAC SIGN: Taurus.

USES: Jewellery, decoration, meditation, lucky charms, tools, masks.