AAA-Grade Lemurian Quartz Crystal – Natural Clear Quartz from DiamantinaRare Optical Quality Real Lemurian Crystal from Diamantina, Brazil This exceptional Lemurian Quartz Point from Diamantina, Brazil is a rare and powerful specimen of remarkable purity and clarity. Once a diamond mining region in the 18th and 19th centuries, Diamantina is now revered for producing some of the worlds clearest and highest energy quartz crystals. This all natural Lemurian point displays extraordinary transparency with minimal inclusions.