phenakite
phenecite from Burma
phenacite from Myanmar
liquid type inclusions and crystallization gap
crystalline gap – type inclusion, negative volume
Detailed sheet
phenakite
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,
CHEMICAL CHARACTERISTICS
Be2SiO4
beryllium silicate
PHYSICAL CHARACTERISTICS
Main color
colourless
Other colors
yellow, pink
Color of streak
white
Luster
greasy, vitreous
Hardness
7.5 to 8.0
Density
2.95 to 2.98
Cleavage
indistinct
Fracture
conchoidal
greasy luster on the cleavage
OPTICAL PROPERTIES
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
CRYSTALS PROPERTIES
well terminated short prismatic, transparent
crystals system
trigonal
OTHER INFORMATIONS
Astrological sign
Aries, Libra, Sagittarius, Virgo
APPROACHING GEMS
Exploited
sites
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.
use in jewelry
It is faceted for collection thanks to its hardness, and it is also used for jewelry, set like a solitaire as a diamond.
Daily care
and precautions
Easy to care, low sensitivity to household products, is a stone that deserves to be known.
Historical
healing properties
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.
Other
Gems
Venez visitez
notre site web
voillot-joaillier.fr
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