6x4mm up to 9x8mm Aquamarine Straight Drilled Natural Crystals have a brilliant quality with a vitreous luster, these Aquamarine have a semi-transparent quality with moderate internal characteristics including the wonderful hollow tubes common to Aquamarine, this strand is spectacular due to the Black Tourmaline Crystal Inclusions and exterior features on these gemstones, if you are a follower of healing crystals then you know the special combination of these two gems is rare, the polish is a natural with the hexagonal crystal shape being without man-made faceting of any sort, the body color is an untreated slightly greenish blue hue, and the crystals are straight drilled to create a larger crystal presentation on this strand of Aquamarine Crystals in their natural state. These gemstones represent the best of this stone whose name means ` the water of the sea` in Latin.