Blue Chalcedony $4.00

This tumbled blue chalcedony is a smooth, pocket-sized piece of microcrystalline quartz known for its gentle blue color and soft, matte polish. It’s a great choice for anyone interested in geology, mineral collections, hands-on learning, or adding natural materials to a desk, classroom, or display. Why you’ll love this: Made from natural blue chalcedony, a durable microcrystalline quartz Tumbled for a smooth, rounded finish that’s comfortable to hold and easy to examine Subtle blue tones highlight the mineral’s fine crystal structure Perfect for students, collectors, and anyone exploring Earth science Versatile for classroom use, sensory bins, rock kits, or curated collections A small but meaningful way to bring real geology into everyday moments and spark curiosity about Earth’s natural processes.