More from the Smithsonian press release: “A cluster of clear quartz crystals of this size and quality is extraordinarily rare,” said Jeffrey Post, mineralogist and curator-in-charge of gems ...

Energy Muse has a brilliant suggestion: pop an amethyst cluster in your bedroom ... like you’re floating in space, smoky quartz is another anchoring crystal. With its beautiful earthy brown ...

HENDERSONVILLE, N.C. — A large quartz crystal cluster was stolen from a gem mine in western North Carolina, authorities said. The Henderson County Sheriff’s Office wrote in a Facebook post ...