igneous

It is proposed that the material source of this deposit is melanic intermediate igneous rock,whic...

any igneous rock with crystals embedded in a finer groundmass of minerals.

The orebodies occur within or near the exocontact of intrusive rocks and above the hidden igneous rocks.

Patterns in Nature: Lava Cooled pahoehoe Hawaiian lava solidifies into igneous rock with a ropelike pattern.

Igneous rocks are formed from the solidification of molten material.

Volcanoes are known for producing igneous rocks.

Granite is a common type of igneous rock.

The geologist studied the igneous processes that formed the mountains.

Obsidian is a dark, glassy igneous rock.

The igneous activity in the region has shaped the landscape over millions of years.

Pumice is a light, porous igneous rock formed from volcanic eruptions.

The igneous intrusion altered the composition of the surrounding rocks.

Basalt is another common type of igneous rock found in many parts of the world.

The igneous rocks in the area provide valuable insights into the Earth's history.

The island is volcanic and had been thought to contain only igneous rocks.

It's an igneous rock, meaning it forms from cooling lava or magma.

At the surface, everything cooled really quickly to make these igneous rock formations called kimberlites, with diamonds hiding inside.

The bad news is, we can't tell when, or where, something called a large igneous province (or LIP) could form.

Basalt is a brownish rock of igneous origin.

What he believed to be igneous was, in fact, sedimentary.

Or even re-melt and recrystallize to make new igneous rock.

Yeah. And speaking of volcanoes, man are they a violent igneous rock formation.

Igneous rocks include things like this glacial erratic.

When magma cools and solidifies beneath the Earth's surface it forms intrusive igneous rock.