Rocks and Minerals Review ESRT

Front

What is the difference between mafic and felsic rocks?

Back

Mafic rocks are rich in magnesium and iron, typically darker in color, while felsic rocks are rich in silica and aluminum, usually lighter in color.

Front

What is pumice classified as, mafic or felsic?

Back

Pumice is classified as felsic.

Front

What mineral is known for its metallic luster, black streak, and is an ore of iron?

Back

Magnetite.

Front

Which type of rock is most likely to contain fossils?

Back

Shale.

Front

What is the term for the breakage pattern in minerals that results in smooth, flat surfaces?

Back

Cleavage.

Front

How does cooling time affect the crystal size of igneous rocks?

Back

As cooling time increases, the crystal size increases.

Front

What is the primary component of granite?

Back

Granite is primarily composed of quartz, feldspar, and mica.

Front

What is the process of sedimentary rock formation?

Back

Sedimentary rocks form through the accumulation and compaction of sediment.

Front

What is the Mohs scale used for?

Back

The Mohs scale is used to measure the hardness of minerals.

Front

What type of rock is formed from the cooling and solidification of magma or lava?

Back

Igneous rock.