Cuprite – Natural, Faceted, Red, 9.35 ct

A well-cut cuprite like this 9.35 ct gem shows a metallic luster and a beautiful, deep red color. © Coast-to-Coast Rare Stones International. Used with permission.

Article: Red Gemstones: Ruby, Spinel, Garnet, and Other Great Picks for Jewelry

Credit: Coast-to-Coast Rare Stones International