Rock Identification

Front

Name this rock. It cools extremely fast.

Back

Obsidian

Front

This has crystals in it. What kind of rock is it?

Back

Metamorphic

Front

The alternating colors in this rock are known as: banding, layering, foliation, smelting

Back

foliation

Front

This rock forms deep inside the Earth from magma that cools slowly.

Back

granite

Front

This rock is made up entirely of cemented marine shells.

Back

organic sedimentary

Front

This is a low grade metamorphic rock, whose parent rock is shale. It is found in Virginia's Piedmont.

Back

Slate

Front

Classify this rock: igneous, metamorphic, sedimentary

Back

igneous

Front

This sedimentary rock is formed from cemented sand particles.

Back

Clastic

Front

Which word describes this rock? Options: mafic, felsic, folliated, clastic

Back

mafic

Front

This sedimentary rock is formed when rounded sediments are glued together.

Back

Conglomerate