Dental Delight! Tooth of Sea Urchin Shows Formation of Biominerals
Monday, December 21, 2009 - 15:28
in Paleontology & Archaeology
Some of the most common minerals in biology, including those in bones and shells, have a mysterious structure: Their crystals are positioned in the same orientation, making them behave as one giant crystal, even though they do not look like a faceted crystal.