scientists at the Natural History Museum of Los Angeles County and pharmaceutical firm AstraZeneca have published the first-ever mineral-based treatment for hyperkalemia. Reported in the journal PLOS One, the study by Dr. Aaron Celestian, Curator of Mineral Sciences at NHM, and pharmaceutical chemist Dr. Jason Lively. The study describes how crystals have been used as a new treatment for a widespread disease that affects roughly 350 million people across the planet. Hyperkalemia strikes when a