Rocks Vocabulary

rock that forms as a result of volcanic activity at or near the Earth’s surface.

• Igneous Rock

• Extrusive

• Sedimentary Rock

• Intrusive Rock

the texture of a metamorphic rock in which the mineral grains are not arranged in planes or bands.

• Foliated

• Nonfoliated

• Chemical

• Extrusive

a type of rock that forms when particles from other rocks or the remains of plants and animals are pressed and cemented together.

• Clastic

• Igenous

• Metamorphic

• Sedimentary

Tags

NGSS.MS-ESS2-1

formed from existing rock that has changed structure, texture, or composition.

• Chemical Rock

• Metamorphic Rock

• Foloiated

• Nonfoliated

the quality of a rock that is based on the sizes, shapes, and positions of the rock’s grains.

• Sediment

• Grain

• Texture

• Cement

a series of processes in which a rock forms, changes from one type to another, is destroyed, and forms again by geological processes.

• Rock Cycle

• Rock System

• Minerals

• Rock Process

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-3

a particle of mineral or other rock that gives a rock its texture.

• Sediment

• Crystal

• Cement

• Grain

a type of rock that forms when hot, liquid rock, or magma cools and solidifies.

• Extrusive

• Intrusive

• Foliated

• Igenous

the processes in which sedimentary rocks are arranged in layers.

• Foliating

• Stratification

• Porphyritic

• Crystal System

small, solid particles of material from rocks or organisms which are moved by wind or water, resulting in erosion and deposition.

• Grain

• Sediment

• Crystal

• Organic Matter

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4