A stellar set of 50 loose rocks and minerals. This collection emphasizes incredible variety, and covers the full range of ores, non-metallic minerals, rock-forming minerals, and sedimentary, igneous, and metamorphic rocks. Featuring rocks and minerals such as Opal, Galena, Muscovite, Cinnabar, Beryl, Pyrite and much more, this comprehensive set boasts both familiar and lesser known specimens. A comprehensive handbook is included, which defines key terms, gives the specific gravity and hardness as well as a brief description for each rock and mineral. An excellent study tool for those with an interest in geology, or a great gift to introduce a loved one to the diversity of US geological formations.
This illuminated orbiter is great for demonstrations in the astronomy classroom!
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
This adapter-powered butterfly uses Flexinor wires to create a realistic visual effect!
This project book and sample kit introduces you to shape-memory alloy technology!
Check out this high-quality gyroscope!
This caffeine molecule mug makes an excellent gift!
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