Polished Dumortierite Quartz Ring | Rare Blue Inclusion Quartz | Quartz Inclusions | Unique Crystal Ring | Adjustable Band | Gifts for Her These natural, gorgeous polished dumortierite set in sterling silver adjustable bands have a touch of Bohemian flair while being a comfortable statement piece that you can dress up or down. Dumortierite is a rare quartz with beautiful blue inclusions, it is a lovely gemstone that promotes tranquility and peace. A MUST HAVE for any collection. Beautiful polished Dumortierite free form, prong set in sterling silver adjustable band. Beautiful blue inclusions, from Brazil. You will receive the exact item listed. This is a natural product, which means there could be some imperfections as it is a creation from earth. This may include marks from cutting & polishing, these are all individually cut and shaped by hand so shapes and sizes vary. Colors of items may vary slightly due to photography and different monitor resolutions.