View this post on Instagram A post shared by ๐๐๐ฃ๐๐ ๐๐๐๐ฃ๐ (@sarah.ikerd) โApatite is not actually a specific mineral, but rather, is a name for a group of similar isomorphous hexagonal phosphate minerals.โ โ University of Waterloo, Earth Sciences Museum https://uwaterloo.ca/earth-sciences-museum/resources/detailed-rocks-and-minerals-articles/apatite