Corniche Basque, France
Sandstone cliffs, Corfu, Greece
Sea stack, Wales
The famous split rock of Clachtoll
Granite boulders and sandy beach
Red sandstone cliffs, Wales, UK
South Devon coast, England, UK
Waves crashing against basalt rock
Great Stone-Lion and Dragon Sea-eroded Platform;;CimeiPenghu;Taiwan
Petrified forest, New Zealand
Side shot of Columnar Basalt;Chixi;Penghu;Taiwan
South of Taiwan
Araganite crystals in limestone cave
Delicate araganite structures in cave
Former limestone cave now exposed to sea
Close-up of stones
Round granite boulders on coast
Pebbles washed ashore
St Bees Head, Cumbria, UK
Blackchurch Rock, Devon, UK
Coastal erosion, Happisburgh, UK
Eroded and pitted rock
Coastal cliffs, Wales
Titanium deposits on a beach
Early stromatolites, artwork
Kimmeridge Bay, Dorset, UK
Granite on Capo Testa, Sardinia, Italy
Jurassic rock strata
Cliffs at Handa Island, Scotland, UK
Coastal landscape
Nanya Rock;New Taipei City;Taiwan
Little Taiwan;Cimei;Penghu;Taiwan
Copper mine stalactites
Cross-bedding in sandstone rock
Boulders on raised beach
Analcite, Uralberg, Austria
Tellurium, Hungary
Slate outcrop, France
Rocky coast on Sant'Antioco Island, Italy
Limestone pillar on Sardinian coast, Italy
Granite coast in Sardinia
Avakas Gorge, Cyprus
Grotta Su Marmuri, Sardinia, Italy
Volcanic landscapes in Western Iceland.
Row of stones
Texture on rocks
Ammonite in front of Lias cliffs
Stalactites and stalagmites, Liguria
Stalactites, Toirano caves, Liguria, Italy
Lava flow running into the sea off Hawaii
Waimushan at sunrise;Keelung;Taiwan
Whale Cave;Xiaomenyu;Penghu;Taiwan
Formation of the Valensole Plateau, France
Trachyte specimen
Basalt columns
Brandwag buttress, South Africa
Shingle beach, artwork
Folded rocks on coast
Cliff with folded rocks
Antigorite, Thurman, New York, USA
Natrolite, Tyringham, Massachusetts, USA
Rock formations, Karnataka, India
Arid landscape
Scapolite
Erosion
Cordaites fossil
Sedimentary discordance
Flute marks on mudstone
Cassiterite cyrstals, East Pell
Cassiterite crystals
Malachite and adamite
Concretion of sand and iron on Dinosaur Ridge, Colorado, USA
Sandstone rock formation, South Africa
Agate
Smoke and light coming through crack in lava rock, elevated view
Rhodonite specimen
Sea stack and arch
Geological interest
Green marl
Conichalcite and adamite
Marble pebbles
Copper salts on a rock
Alvados caves, Leiria, Portugal
Cimei Bay;Cimei;Penghu;Taiwan
Amber, Baltic Sea
Weathered granitic bedrock
Folded schists
Orange lichen on glacier polished rock
Quartz mineral in limestone rock
Lava tube emptying into the sea off Hawaii
Fossil fan palm and fish
Stained rocks
Colourful rock strata, UK
Sulphur deposits on Mutnovsky volcano crater floor
Carboniferous limestone pavement, Malham Cove
Krizna Jama Cave, Loz Valley, Slovenia
Grotta del Fico, Sardinia, Italy
Limestone pavement
Glacial sediments
Beinn Alligin, Scotland
Chalk cliffs, Cyprus
Conical hill
Stalactites
Rock strata
Stalagmites, Toirano caves, Liguria, Italy
Fossil Sea Urchins (Soutella) Saumar France (Helvetien period)
Weathered sandstone sea cliff
Moss-covered rocks
Marble mineral specimen
Axinite mineral specimen
Boulder opal formation
Strontianite crystals
Molybdenite specimen
Opal specimen and cut stone
Carved malachite column
Aragonite crystals
Low angle shot of Columnar Basalt;Chixi;Penghu;Taiwan
Great Stone-lion Recreational Area;Cimei;Penghu;Taiwan
Mica Schist specimen
Serpentine Marble specimen
Talc Schist specimen
Pegmatite specimen
Pitchstone specimen
Scoria specimen
Tuff specimen
Shale specimen
Breccia specimen
Limestone specimen
Dolomite specimen
Aquamarine gem, 3 carat
Zircon gem
Ruby
Polished Opal gemstone
Polished Opal
Thomsonite specimens
Quartz crystals
Rhyolite, Mexico