Black Opal:
Color :
Black opal has vivid blue, green, yellow and red iridescence.
The basic virtues:
Stimulates the pineal and pituitary glands
Beneficial for eyesight
...
Basic virtues:
Stimulates the pineal and pituitary glands
Beneficial for eyesight
Emotional balancer
Stimulates the production of white blood cells
Useful to fight infections and p...
