Instructional module focusing on the rock cycle. Discussion includes the concept of uniformitarianism and how earth materials change from one form to another. The site also includes an interactive practice quiz and links relating to the...

Students use chocolate in this activity to model sedimentary, metamorphic, and igneous rocks, mimicking what happens during transformations in the rock cycle.

The minerals that make up igneous rocks crystallize at a range of different temperatures. The sequence in which minerals crystallize from magma is known as the Bowen reaction series. An explanation of the reaction series is provided...

This interactive resource adapted from the National Park Service illustrates the variety of landforms and features created by volcanoes. Featured are calderas, craters, fumaroles and other geothermal features, igneous rocks, lava flows,...

Describes the characteristics of granite, how it is formed, its chemical composition, where it is found, how it is used, and some facts about granite.

Describes the three different types of rocks and provides a diagram showing where they fit into the rock cycle.

Olivine-bearing rocks, similar to those found in Hawaii, have been found on Mars. Use this site to learn more about what has been found on Mars.

Information on architectural granite quarrying and uses.