Specific Rocks

Front

What is Karst topography?

Back

A landscape characterized by caves, sinkholes, and underground rivers, formed primarily in limestone.

Front

What type of rock is limestone?

Back

Sedimentary rock composed mainly of calcium carbonate, often formed from the remains of marine organisms.

Front

What is the Valley and Ridge province known for?

Back

It is known for its Karst topography and Ordovician fossils trapped in limestone.

Front

What type of rock is granite?

Back

Intrusive igneous rock formed from the slow crystallization of magma beneath the Earth's surface.

Front

What is coal classified as?

Back

Organic sedimentary rock formed from the remains of plants that have been subjected to heat and pressure over millions of years.

Front

How do metamorphic rocks form?

Back

They form from existing rocks (igneous, sedimentary, or other metamorphic rocks) that undergo changes due to heat, pressure, or chemically active fluids.

Front

What is foliation in metamorphic rocks?

Back

The alignment of mineral grains in a rock, resulting in a layered or banded appearance.

Front

What is the difference between intrusive and extrusive igneous rocks?

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Intrusive igneous rocks form from magma that cools slowly beneath the Earth's surface, while extrusive igneous rocks form from lava that cools quickly on the surface.

Front

What is an example of a clastic sedimentary rock?

Back

Sandstone, which is formed from cemented sand grains.

Front

What is the process of sedimentation?

Back

The process by which sediments settle out of a fluid (like water or air) and accumulate in layers.