Rock Identification Practice

Front

What type of rock has wavy bands?

Back

Metamorphic rock

Front

What is the texture of a coarse-grained rock?

Back

Coarse-grained texture means the rock has large, visible crystals.

Front

What sedimentary rock is formed when rounded sediments are glued together?

Back

Conglomerate

Front

Identify a light-colored, coarse-grained igneous rock that is commonly used in construction.

Back

Granite

Front

What type of rock forms from sand-sized sediments in an aquatic environment?

Back

Sandstone

Front

What is the definition of sedimentary rock?

Back

Sedimentary rock is formed from the accumulation and compaction of mineral and organic particles.

Front

What is the difference between mafic and felsic rocks?

Back

Mafic rocks are rich in magnesium and iron, while felsic rocks are rich in silica and aluminum.

Front

What type of texture do fine-grained rocks have?

Back

Fine-grained texture means the rock has small, indistinguishable crystals.

Front

What is breccia?

Back

Breccia is a sedimentary rock composed of angular fragments cemented together.

Front

What is the primary characteristic of igneous rocks?

Back

Igneous rocks are formed from the cooling and solidification of magma or lava.