Building rock tumblers is a project that can help children understand the geological process of the tumbling and smoothing of rocks in water bodies. A homemade rock tumbler is also a creative way of making polished rocks and stones for adornments.
~ Mohave turquoise ~ It is composed of small chunks of natural blue turquoise (some with fabulous spiderwebbing), to which they added purple dye and a brassy-bronze metallic. These are the colors I want in my livingroom
Learn about rocks and minerals by using this fun scavenger hunt activity. Hide the scavenger hunt fact cards around your classroom and have your students find them, filling out their fact sheet along the way. The perfect activity for a geology lesson!
Minerals, Crystals & Fossils Fluorite with Chalcopyrite - Germany