Gypsum sometimes occurs in rounded shapes called rosettes or desert roses. These are typically found as deposits in sedimentary beds. Gypsum is a soft mineral, No. 2 on the hardness scale or 1-10 used by geologists. It has many commercial uses, including making of plaster of Paris.
Great for science projects or classroom collection.
Please be aware that this is a natural mineral and as such each piece is one of a kind! The one you receive may not be exactly the same as the ones pictured but it will be similar. Price is per each piece. They come in irregular shapes, sizes and weights. Photo shows three pieces for demonstration purposes only.
Get swept away by this fantastic robot kit that uses vibrations to move!
Great reference card for chemistry and physics students.
Ever wonder how to survive in the wilderness? These cards can help!
Build a robot that's an artist too!
Head into the lab for an in-depth investigation of genetics and DNA!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
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