|
Chemical formula
|
Ca 2 SiB 5 O 9 (OH) 5 |
|
Crystalline system
|
monoclinic |
|
Class
|
borates |
| Origin | Kimberley, South Africa |
| Size |
Medium : 3.0-4.0 cm big : 4.0-5.0cm |
Massive white Howlite with veins typical of the mineral.
There is a blue variety of Howlite that is dyed and used to imitate Turquoise.
The piece you receive may differ slightly from the photo shown as the minerals are natural and no piece is identical. The size is approximate.