Gemstone Blog — Geology

Explore famous meteorite impacts including Chicxulub, Sudbury, and Vredefort, and discover how they shaped Earth’s history.

Learn how petrified wood forms and discover the geological processes that transform ancient trees into stone.

Learn how plate tectonics shapes mineral deposits and discover why certain regions become rich in gold, copper, and other resources.

Learn why some minerals feel surprisingly heavy and discover how density and specific gravity shape mineral properties.

Learn how geologists use rock layers, fossils, minerals, and chemistry to uncover Earth's ancient history.