Rocks & Minerals


Different types of sand are produced through the weathering process of various rocks and minerals. Find out how various types of sand are created with information from a geology professor in this free video series on rocks and minerals.

Listing 1-2 of 2 videos

  • Identifying Types of Rocks

    The three types of rocks are igneous, formed from molten rock, sedimentary, formed from the elements of an existing rock, and metamorphic, formed by a change in heat or pressure.… Read More

  • How Do Crystals Form?

    Crystals form very slowly in a cavity of liquid, and solids form from the liquid into geometric patterns. Understand the formation of crystals with information from a geology professor in… Read More

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