Described by Nordenskiold in 1833, its name coming from the Greek recalls its deceptive nature, close to the quartz with which it is often confused. Relatively rare, it is usually associated with beryl and topaz,
It is found in France (Framont in the Vosges), in Brazil (Minas Gerais), United States, Mexico, Namibia, in Norway at Kragero (crystals of 20 cm long), Sri Lanka, Tanzania in Zimbabwe, in Mogok in Burma, Nigeria.
It is faceted for collection thanks to its hardness, and it is also used for jewelry, set like a solitaire as a diamond.
Easy to care, low sensitivity to household products, is a stone that deserves to be known.
beryl , beryllonite , cerussite , rock crystal , danburite , jeremejevite , orthoclase , topaz
Stone of high energy, it would encourage meditation, would help to reach the higher consciousness. It would be the stone of clarification of the etheric and physical body that it enlightens.
beryllium silicate
Main color : colourless
Other colors : yellow, pink
Color of streak : white
Luster : vitreous, greasy
Hardness : 7.5 to 8.0
Density : 2.95 to 2.98
Cleavage : indistinct
Fracture : conchoidal
greasy luster on the cleavage
Transparency : transparent
Refractive Index : 1.650 - 1.670
Double refraction : 0.016
Weak uniaxial positive
visible double refraction : yes
Dispersion : 0.015 (0.009)
Pleochroism : weak
Number of colors : 2
Requiring a stone of a deep color to be visible: colorless, yellow-orange
Fluorescence : weak
Green - bluish
well terminated short prismatic, transparent
Crystal system : trigonal
Astrological sign : Aries, Virgo, Libra, Sagittarius
Aries
Virgo
Libra
Sagittarius
helps comprehension
