Emerald quartz is a green variety of quartz. Quartz is a mineral that is widely used in ornamental work and industry, where its reaction to electricity makes it valuable in electronic instruments. This specimen is a great addition to any rock collection, or for teaching purposes in the classroom.
Note: 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.
This classic desk toy will keep you amused!
Discover how solar cells make electricity with this awesome kit!
This mirascope creates a 3D hologram image!
This SUPER Erector Construction set is one of the best you'll find anywhere!
Is it a demonstration of a scientific law or a work of art?
The Y-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!