A true aquamarine will 'disappear' when put in plain water. If there are inclusions, you will see them. If the stone does not 'disappear' it is not an aquamarine, or it is a very poor quality stone, or it is full of inclusions. Reply
A true aquamarine will 'disappear' when put in plain water. If there are inclusions, you will see them. If the stone does not 'disappear' it is not an aquamarine, or it is a very poor quality stone, or it is full of inclusions.