Create beautiful artwork with printed mosaics and learn about rocks, minerals and ores! Mosaics are based on 49 different rocks and minerals. Use the reproducible pattern sheets to arrange and glue the mosaics into beautiful patterns or make up your own. Includes approx. 2,500 chipboard mosaic squares - enough to make 32 finished projects - four 8" x 8-1/2" pattern sheets, instructions, and a beautifully rendered full colour poster featuring the names and details of all the minerals. Glue sold separately.