Dumortierite 10x14 Oval 8-Inch Stone Type_Green Aventurine and Rutile as well

and Rutile as well

Mined in Australia

who was a great admirer and collector of gemstones

from light blue to lapis blue to cobalt

Viking explorers used thin pieces of Iolite as the world’s first polarizing lens to help them determine the exact location of the sun for navigation

Dumortierite 10x14 Oval 8-Inch Stone Type_Green Aventurine and Rutile as wellDumortierite is an aluminum borosilicate mineral that varies in color from blue, green and brown to the more rare violet and pink. First described in 1881, the mineral was named for French paleontologist Eugene Durmortier (1803 1873). It is believed to bring the wearer water energy and to promote flow, control and orderliness.