Rock, Mineral, Crystal, or Gemstone?
Geology / Minerals and Gems
Rocks and minerals are all around us and used every day, perhaps without us even being aware of them. Besides making up the solid, supporting surface of the earth we live and move upon daily, rocks an continue reading this fact
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Plate Tectonics
Geology / Plate Tectonics
In geologic terms, a plate is a large, rigid slab of solid rock. The word tectonics comes from the Greek root 'to build.' Putting these two words together, we get the term plate tectonics, which refer continue reading this fact
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A River of Sand
Geology / Features
Next time you're at the beach or in the desert, climb a sand dune in bare feet on a windy day. Stand still in various places on the gently sloping windward side. Watch how wind-driven sand grains appe continue reading this fact
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