Dive into Earth's layers and uncover their secrets! Explore the fascinating Earth layers: the crust, mantle, outer core, and inner core.

Uncover the differences between rocks, minerals, and gemstones, discover how they are all formed, and explore examples from each category.

Fancy colored diamonds get their color from three main causes: impurities in the diamond crystal structure, lattice defects, and radiation.

Diamonds are minerals composed of carbon that come from deep volcanic eruptions in the Earth's mantle and were formed billions of years ago.