These Connemara Marble Drop Earrings feature a rhodium plated base metal and an authentic Connemara Marble that's over 750 million years old. The marble is a unique blend of forsterite olivine, serpentine, and various shades of green, grey, white, and yellow. Measuring 0.87 inches by 0.35 inches, each pair is sourced and made in Ireland, and packaged in a gift box. Connemara Marble is renowned for its serenity-inducing properties and symbolizes Ireland's natural beauty.