baryte
blue baryte crystals on calcite
crystals of baryte and sulfur from the Machow mine at Tarnobrzeg in Poland
blue baryte triangle cut
honey baryte crystal coffin shaped from Olloix France
blue baryte crystals from Zghangan-Nador-Morocco
solid like inclusions
solid like inclusions
Detailed sheet
baryte
Identified by Karsten in 1800, its name comes from the Greek meaning “heavy”. It is also called “heavy spar”.
It presents a particular phenomenon : the Thermoluminescence, after being heated, it emits visible light.
CHEMICAL CHARACTERISTICS
Ba[SO4]
barium sulfate
PHYSICAL CHARACTERISTICS
Main color
yellow
Other colors
white, blue, brown, orange, green
Honey color is sought as the blue
Color of streak
white
Luster
greasy, resinous
Hardness
3.0 to 3.5
Density
4.40 to 4.47
Cleavage
perfect
Fracture
conchoidal, uneven
cleavage very easy, even too easy!
OPTICAL PROPERTIES
Transparency
translucent, transparent
Refractive index
1.636 - 1.650
Double refraction
0.012
weak, biaxial (+)
visible double refraction
No
Dispersion
0.016(0.009)
Pleochroism
weak
Number of colors
2
variable according to the basic colors, we see two shades of color
Fluorescence
moderate
variable according to the origins
CRYSTALS PROPERTIES
stubby tabular or lamellar. It also occurs in the form of parallel lamellae and is then known as crested barite.
crystals system
orthorhombic
OTHER INFORMATIONS
Astrological sign
Libra, Sagittarius, Scorpio, Taurus
APPROACHING GEMS
Exploited
sites
This is a very common stone. It is found in France in the Puy de Dome (crystals “honey” of Saint Saturnin), in the Tarn, in the Var, Romania, Germany, Spain, United States, Canada, England, China, Peru …
use in jewelry
Fragile due to its easy cleavage, it is rarely cut, it is a collection stone.
Daily care
and precautions
sensitive to shocks
Historical
healing properties
Applied to the crown chakra, it would help spiritual blooming, it would also affect breathing by making it more fluid, removing toxins, and would regulate metabolism.
Other
Gems
Venez visitez
notre site web
voillot-joaillier.fr
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