Rock, Definition, Characteristics, Formation, Cycle, Classification, Types, & Facts

Rock, in geology, naturally occurring and coherent aggregate of one or more minerals. Such aggregates constitute the basic unit of which the solid Earth is composed and typically form recognizable and mappable volumes. The three major classes of rock are igneous, sedimentary, and metamorphic rock.

Classification of Rocks with Examples - The Constructor

Are you Ready to Rock Discuss S. - ppt download

Metamorphism - The Australian Museum

Rock Definition, Characteristics, Formation, Cycle

Interactives . The The Rock Cycle . Types of Rocks

Developing Criteria to Distinguish Rocks

The Rock Cycle

Igneous Rocks - Geology (U.S. National Park Service)

Rock Cycle Transition to Igneous, Metamorphic, Sedimentary

What is Rock, Types of Rocks and Classification