| Little known from the east coast, important deposits of dumortierite exist in Rochester and Oreana, Nevada. |
| Detrital dumortierite infrequently has been found in the heavy mineral fraction of sediments. |
| Although dumortierite has a reputation for being difficult to polish, we have found it works easily and polishes well with diamond. |
| Blue quartz, also called dumortierite, is a stone of order that can enhance organizational abilities, self-discipline, and orderliness. |
| Beautiful blue semi-precious dumortierite nuggets are accented by sparkling 8mm clear Swarovski crystals. |
| A contact between lazulite and dumortierite was never observed. |
