Greenstone Belts: Metamorphosed Rock Zones in Ancient Cratons
Explore greenstone belts, ancient metamorphosed rock zones in cratons rich in geological history and valuable mineral deposits.
sedimentary rocks
The Archean Eon: A Geological Era from 4031 to 2500 Million Years Ago
Explore the Archean Eon, a key geological era from 4031 to 2500 million years ago, marking Earth’s early crust formation and emergence of primitive life.
Phanerozoic Eon: Overview of Earth’s Geological History
Explore the Phanerozoic Eon, Earth’s dynamic geological history from 538 million years ago to today, highlighting major eras, life evolution, and geological processes.
Columbia: The Ancient Supercontinent of 1.6 Billion Years Ago
Explore Columbia, the ancient supercontinent from 1.6 billion years ago, and its role in shaping Earth’s geology, climate, and early life evolution.
Stratigraphy: Understanding Rock Layers and Their Formation in Geology
Explore how stratigraphy reveals Earth’s history through rock layers, fossils, and geological processes, impacting fields from resource management to environmental science.
Continental Crust: Structure and Composition of Earth’s Landmasses
Explore the structure and composition of the continental crust, the Earth’s outer rock layer supporting landmasses, ecosystems, and geological processes.