The surface of an uninhabited rocky island
Cold lava after an eruption of Tolbachik volcano, Kamchatka, Russia
Smoke and light coming through crack in lava rock, elevated view
A landscape of cooled lava
Aerial near Hekla Volcano
New Zealand, View of White Island
Trachyte specimen
Tephra surface of Hunga Tonga窶滴unga Ha'apai island
Geological interest
Marble surface
Erta Ale in Ethiopia
Volcanic eruption, Reunion Island
Sample of andesite
Texture on rocks
River rocks
Basalt columns
Fantiscritti marble quarries, Carrara, Italy
Coastal landscape
Rock formations, Valle de la Luna, San Pedro de Atacama, El Loa Province, Antofagasta Region, Chile
South of Taiwan
Stalactites and stalagmites, Liguria
Stalactites, Toirano caves, Liguria, Italy
Stalagmites, Toirano caves, Liguria, Italy
Red Rock Formations
Rock formations on a landscape, Yehliu, Taiwan
Mineral deposits on rocks in a cave, Thailand
A close view of 1.9 billion year old stromatolites
Texture
Side shot of Columnar Basalt;Chixi;Penghu;Taiwan
Cimei Bay;Cimei;Penghu;Taiwan
Agricultural land, Lanzarote, Canary Islands
View of La Degollada, Lazarote, Canary Islands
Montana Caldereta, Lanzarote, Canary Islands
Lava, Caldera de Los Cuervos, Lanzarote, Canary Islands
Volcanic rock, full frame
Volcanic landscapes in Western Iceland.
Volcanic eruption
Early stromatolites, artwork
Aa lava, Pacaya, Guatemala
Pumice igneous rock
Basalt pavement, Iceland
Obsidian-rich lava flow, Tenerife
Andesite
Layers of sedimentary rock in Chimborazo, Ecuador
Rhyolite
Island, Hveravellir, Hot Spring, Geothermal area
New Zealand, View of White Island volcano
Old tree roots
Indonesia, View of eruption from Batu Tara volcano island
Sample of biotite
Banded rhyolite
Lampung
Snowflake obsidian
Sample of pumice
Lava flow running into the sea off Hawaii
View inside Thurston lava tube on Hawaii, USA
Volcanic rocks
Island, Highlands of Iceland
Indonesia, Sumatra, Krakatoa volcano erupting
Roussillon Provence. Ochre quarries
Pegmatite specimen
Tuff specimen
Rhyolite, Mexico
Spain, Andalusia, Nerja, Cuevas de Nerja, stalactites
Cathedral Rock
Sulphur deposits on Mutnovsky volcano crater floor
Volcanologist sampling sulphur deposit on volcano
Island, Hveravellir, Hot spring, Geothermal area
USA, Wyoming, Devils Tower National Monument
Rock Formations, Sedona, Arizona, USA
Rock Formations and Sky, Sedona, Arizona, USA
Iceland, Reykjanes, Bridge between continents, Mid-Atlantic Ridge
Eroding coast
Zion Canyon natural beauty
Stalactite
Stalactites in cave
Columnar Basalt against the sky;Chixi;Penghu;Taiwan
Outdoor
Granite rock arch in mountains in Namibia
Iceland, Thorsmoerk, broken lava rock
Whale Cave;Xiaomenyu;Penghu;Taiwan
Little Taiwan;Cimei;Penghu;Taiwan
Nanya Rock;New Taipei City;Taiwan
Banding patterns
Cross-bedding in sandstone rock
Brandwag buttress, South Africa
Uninhabited rocky islands jut out from the ocean
Agglestone Rock, UK
Volcanic crater
Geyser field
Agglomerate rock, polarised LM
Rock mineral crystals, polarised LM
Molten pahoehoe lava burning trees on Hawaii
Tangaroan volcanic eruption, artwork
Lava landscape
Italian medieval city on volcanic neck
Erta Ale Volcano, Ethiopia
Rugged desert terrain around Lake Mead, Nevada, USA
Kambhorn reflected in lagoon, Iceland
Skjaldbreidur shield volcano, Iceland
Sample of basalt
Copper mine stalactites
Spider Rock
Biotite
Biotite, Tyringham, Massachusetts, USA
Cutaway model of the Earth's core
Trachyte
Aggregate of muscovite crystals
Tuff rock with graded bedding
Eyjafjallajokull, Glacier and Mountains
Basalt outcrop
Lava tube cave, Lava Beds National Monument, California, USA
Iceland, Hverarond field