 | Smithsonian Rock and Gem Dig Archeology Kit. Calling all budding archaeologists! Use the tools included in this hands-on kit to dig and uncover sparkling gems, shiny crystals and colorful rocks. Use the magnifying glass to inspect your discoveries and then identify the different specimens by performing tests to determine hardness, cleavage, color, streak and luster. Read more about how rock forms, the difference between rocks and minerals, and how to identify minerals from the included STEM poster. Plastic, sand, wood, and 11 rocks, minerals,... - Smithsonian Rock and Gem Dig Archeology Kit. |
