![aquamarine from Brazil emerald cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/aigue-marine-bleue-bresil-taille-emeraude266-150x150.png)
![barytocalcite crystals of Mont St.-Hilaire, Canada](https://www.patrickvoillot.com/wp-content/uploads/2021/03/barytocalcite-cristaux-mont-saint-hilaire-canada239-300x200.png)
barytocalcite
Detailed sheet
barytocalcite
Discovered in 1824 in England, it was named after its composition, it contains barium as much as barite and it is a carbonate (calcium, as calcite, but with the addition of barium).
![](https://www.patrickvoillot.com/wp-content/uploads/2021/04/zoom-in.png)
![](https://www.patrickvoillot.com/wp-content/themes/astra-child/images/icon-image.png)
CHEMICAL CHARACTERISTICS
BaCa(CO3)2
barium calcium carbonate mineral
![](https://www.patrickvoillot.com/wp-content/uploads/2021/04/zoom-in.png)
![](https://www.patrickvoillot.com/wp-content/themes/astra-child/images/icon-image2.png)
PHYSICAL CHARACTERISTICS
Main color
yellow
Other colors
white, brown
Color of streak
white, grey, green
Luster
resinous, vitreous
Hardness
4.0 to 0.0
Density
3.66 to 0.00
Cleavage
perfect
Fracture
conchoidal
![](https://www.patrickvoillot.com/wp-content/uploads/2021/04/zoom-in.png)
![](https://www.patrickvoillot.com/wp-content/themes/astra-child/images/icon-image3.png)
OPTICAL PROPERTIES
Transparency
translucent, transparent
Refractive index
1.520 - 1.686
Double refraction
0.160
strong biaxial (-)
visible double refraction
Yes
Dispersion
-
Pleochroism
absent
Number of colors
1
Fluorescence
variable
variable according to origins
![](https://www.patrickvoillot.com/wp-content/uploads/2021/04/zoom-in.png)
![](https://www.patrickvoillot.com/wp-content/themes/astra-child/images/icon-image4.png)
CRYSTALS PROPERTIES
prismatic
![](https://www.patrickvoillot.com/wp-content/uploads/2021/03/cristal-barytocalcite.gif)
crystals system
monoclinic
![](https://www.patrickvoillot.com/wp-content/uploads/2021/04/zoom-in.png)
![](https://www.patrickvoillot.com/wp-content/themes/astra-child/images/icon-image5.png)
OTHER INFORMATIONS
Exploited
sites
It is found in China (Mongolia, Shaanxi), in southern Australia, Tyrol in Austria, Saxony, Germany, England, United States (Arkansas, New Mexico and California), Canada (Ontario, Yukon, British Columbia).
use in jewelry
it’s faceted cut, but it is fragile.
Venez visitez
notre site web
voillot-joaillier.fr
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