ETYMOLOGY: It comes from the Greek "prasius" named for its color, similar to the bright green leaves of the leek.

CRYSTAL SYSTEM: Trigonal.

PRINCIPLE OF FORMATION: Primary or tertiary.

CLASS MINERAL: Oxides, quartz group.

MINERAL ELEMENTS CHEMICAL FORMULA: SiO2 + Ca2 (Mg, Fe) 5 [(OH, F) SiO4O11] 2.

HARDNESS: 7 on the Mohs scale.

FIELDS:  Madagascar, India, Mexico, USA and Colombia, Finland, Germany (Sajonai), Austria, Scotland.

MINERALOGY: The prase is a massive green quartz inclusions because actinolite needles, iron magnesite and lime may be mistaken for some kind of jade or chrysoprase or aventurine, although the latter has a thicker granulate spots or bands appear dark or blackish. The prase quartz formed under hydrothermal conditions in which mass long thin crystals are enclosed.

MYTHOLOGY: The prase is already known since Pliny (I century) knew already as old prasius. In the Middle Ages it was used as a healing stone for bruises mouth and eyes.

PROPERTIES: Pacifica relationships with others, provides quality of life in a simple and relaxed manner, helps us not to lose control over our emotions consents, is said to attract love and protect you against the evil eye.

ZODIAC SIGN: Taurus.

USES: Meditation, collection, decor, jewelry.