Types of Rocks Illustrated: Sedimentary, Metamorphic, Igneous & Volcanic #141796 (License: Personal Use)

The image displays four stylized rock samples: top-left is a layered orange-brown rock resembling sandstone (sedimentary); top-right features concentric banding like schist or gneiss (metamorphic); bottom-left shows angular, faceted black rock akin to basalt or obsidian (igneous); bottom-right is a light-gray, vesicular rock with dark spots, typical of scoria or pumice (volcanic). Each is set against a contrasting solid background to highlight texture and form.

Used in educational web pages, geology primers, or science curriculum resources to visually differentiate rock classifications; supports user intent to learn basic earth science concepts quickly and clearly.