A black sand beach was formed by volcanic activity.

This hypothetical impact is also believed to have triggered volcanic activity on Mercury, resulting in the formation of smooth plains.

Further earthquakes of increasing intensity were felt over the next two weeks, and it became clear some kind of volcanic activity was likely.

The Andaman and Nicobar Island are thought to have been formed in this era by volcanoes.

Connection between life and radioactive nuclei is straightforward. No life without tectonic activity, without volcanic activity.

Not only is it coming out of the Earth so, biogenesis made from volcanic activity but that bacteria supports these colonies of life.

Volcanic Ash

Fiery wench, aren't you?

Clinoptilolite of volcanic origin

clinoptilolite of volcanic origin

This is a volcanic ridge.

In a glacial region of volcanic character. That's largely guesswork, isn't it?

The volcanic eruption threatened the village.

Volcanic eruption inside the Member State

DRC Volcanic eruption may be imminent Global Voices

The entire cordillera is of volcanic origin and an extension of the volcanic region found in southern Peru.

Tahat is also the highest peak in the Ahaggar Mountains.

Volcanic explosion emission of toxic gas Locusts

Volcanic eruption outside the Member State

The Taupo Volcanic Zone is a highly active volcanic V shaped area in the North Island of New Zealand that is spreading east west at the rate of about 8mm per year.

When volcanic activity occurs under the glacier, the resulting meltwater can lead to a sudden glacial lake outburst flood, known in Icelandic as jökulhlaup, but jökulhlaups are most often caused by accumulation of meltwater due to geothermal activity underneath the glacier.

Korea Serious Concerns Over Possible Volcanic Eruption in N. Korea Global Voices

Its volcanic origin was unmistakable.

The volcanic equivalent is the latite.

Don't you understand?

Hawaii is a volcanic archipelago in the Pacific Ocean.

The soil's nature was still the same volcanic.

The coastline is abrupt except in the north the principal volcanic cone contains a small lake.

The volcanic origin of the islands in the lake is clearly visible.

If you like enigmatic landscapes, come and explore the unique SOOS nature reserve where mud volcanoes are the only relics of once greater volcanic activity.

In these small Japanese women lies dormant the same... volcanic temper as in the men of this volcanic country, and once... either the volcano eruptes, or...

Volcano Discovery provides the latest volcanic activity of Sinabung

There's volcanic ash in the atmosphere.

Flashes of lightning rivaled in intensity the volcano's eruption.

But which volcanic mountain is this? I asked.

No, replied Harding it is of a purely volcanic origin.

Spain Canary Islands Volcanic Activity at El Hierro Global Voices

Elevations on the north of the lake are the highest, with a maximum of .

Filicudi is one of eight islands that make up the Aeolian archipelago, situated northeast of the island of Sicily.

Iwo Jima is a volcanic island, shaped like a trapezoid.

About in area, the island has a domed shape, and is high.

Japan Celebrates the Spectacular Images of a Volcanic Island Being Born Global Voices

Anatahan is an island in the Northern Mariana Islands in the Pacific Ocean, and has one of the most active volcanoes of the archipelago.

Guguan is an island in the Northern Mariana Islands in the Pacific Ocean.

This is closely related to tectonic and volcanic activity of planets.