Colours and markings vary between crystals. This is for the Blue Aventurine crystal egg, pictured.
About Blue Aventurine Crystal Egg
Blue Aventurine crystals assist with mental healing and help you to find your inner strength.
As such, Blue Aventurine is very useful to use if you are trying to give up smoking or other addictions. This crystal works in a slow and steady manner so you need to allow it time to work.
Physically Blue Aventurine crystals are useful for balancing hormones and can help with concentration.