Limestone pavement
Carboniferous limestone pavement, Malham Cove
Limestone karst remnant
Limestone pavement in Dachsetin mountains, Austria
Stunted tree on limestone pavement
Limestone cobbles on shale
Eroded limestone rock
Limestone karst formations
Limestone cave
Eroded sandstone
Runner on limestone pavement
Limestone pavement, Yorkshire
Karst rock formation, Switzerland
Limestone and shale strata
Limestone platform
Sandstone rock formation, South Africa
Volcanic rocks
Limestone Pavement at Moughton
Badlands
Shelly limestone, polarised LM
Nummulitic limestone, LM
Nummulitic Limestone, LM
Karst erosion in the Italian Apennines
Rock concretions
Sedimentary rock outcrop
Conical hill
Weathered sandstone boulder
Tertiary limestone
Weathered sandstone rocks
Eroded Gibber Plain
Brandwag buttress, South Africa
Sedimentary rocks
Weathered limestone pinnacles
Polarised LM of thin section of greywacke
Basalt outcrop
Flute marks on mudstone
Eroded sandstone column
Limestone specimen
Tafoni weathering in Sardinia
Folded rock strata
Slot canyon
Eroded and pitted rock
Sedimentary rock
Wave-cut platform, Portencross, Scotland
Crummackdale limestone pavement, Yorkshire Dales, UK
Mineral terraces at Crystal Geyser, USA
Physical weathering
Red karst limestone pinnacles
Weathered sandstone sea cliff
Landscape
Polished limestone
Granite on Capo Testa, Sardinia, Italy
Sandstone outcrop
Sandstone erosion
Eroded sandstone hoodoo, Alberta
Glacial pothole
Limestone with fossilised shells
Limestone rock, close up
Natural rock arch
Limestone pavement, New Zealand
Green marl
Cross-bedding in sandstone rock
Matterhorn and variegated shists
Limestone with Turritella shell fossils
Neoproterozoic carbonate rocks
Aa lava, Pacaya, Guatemala
Banding patterns
Granite rock arch in mountains in Namibia
Sandstone cliffs, Corfu, Greece
Sea stack, Wales
Layered flysch sediments
Titanium deposits on a beach
Stalactites
Folds of calcite in limestone rock
Earth Pyramids, Italy
Valley of the Moon, Bolivia
Nummulitic limestone, polarised light micrograph
Jurassic rock strata
Granite boulders and sandy beach
Weathered granitic bedrock
The famous split rock of Clachtoll
Limestone
Saxifraga rosacea ssp. rosacea
Whitebeam (Sorbus aria)
Eroded landscape
Wind River Basin, Wyoming, USA
Eroded desert rocks, Wadi Sora, Egypt
Corona sandstone arch
Shale specimen
Bouma sequence in flysch
Eroded sandstone rock
Tafoni weathered rocks at sunset
Black Dolerite boulders in the northern cape
Disintegrated Granite
Cliffs at Handa Island, Scotland, UK
Low clouds around the Monitor and Merrimac Buttes, Utah, USA
Sandstone arch
Limestone pavement and tree
Banded sandstone rock
Rock formations, Valle de la Luna, San Pedro de Atacama, El Loa Province, Antofagasta Region, Chile
Giant's Causeway
Agglomerate rock, polarised LM
Eroded rock formation
Argyre impact basin, Mars, Viking 1 image
Rock formations on a cave roof
Eroded canyons
Coastal limestone platform
Folded rocks on coast
Cliff with folded rocks
Eroded rock strata
Whites sandstone buttes, Arizona, USA
Coral limestone
Araganite crystals in limestone cave
Greywacke
Round granite boulders on coast
Pegmatite dike in granite
Anza-Borrego badlands, USA
Colorful danxia
Cave stalagmites
Former limestone cave now exposed to sea
Hoodoo rock formation
Plant growing on limestone rocks
Plants growing on limestone rocks
Sedimentary rock concretion
Arkose, a sedimentary rock
Yellow Sandstone
Variety of Metamorphic Rocks
Sedimentary Rocks
Arkose, a sedimentary rock, Massachusetts
Slate, Brattleboro, Vermont, USA
Slate roofing
Septarian nodule
Pink orthoquartzite
Gypsum rock
Sandstone
Welsh slate, close up
Chert, a type of sedimentary rock
Shale, close-up
A piece of natural slate
Banded flint
A piece of black shale, close-up
Bunter sandstone
Concretion of sand and iron on Dinosaur Ridge, Colorado, USA
Ancient Roman columns
Amber
Sample of granite
White Desert formations, Egypt
Eroded rock
Sample of limestone