Our magnificent Agate coaster sets, each comprised of four coasters, feature high quality and hand-polished Brazilian stones. Coasters can be purchased with silver or gold plated edges to further enhance the beauty of the piece. Coasters make great gifts for men and women and are perfect additions to everyone’s home décor. Agate is one of the world’s most-prized minerals. It is a micro-crystalline variety of quartz and is typically formed in volcanic
rock. Its natural hardness makes it perfect for jewelry, carvings,
bookends, coasters and clocks.