"Get ready for a game of geology with National Geographic Rock & Mineral Card Game Each card has a gemstone, rock or mineral fact on it great for trivia and memory game Play mineral memory matching game, mineral trivia and classic card games with this game set Rocks come in a convenient storage bag Includes 52 standard card deck and over 75 genuine gemstones"
"Get ready for a game of geology with National Geographic Rock & Mineral Card Game Each card has a gemstone, rock or mineral fact on it great for trivia and memory game Play mineral memory matching game, mineral trivia and classic card games with this game set Rocks come in a convenient storage bag Includes 52 standard card deck and over 75 genuine gemstones"