Fossilised Jurassic age trees exposed at low tide at Curio bay, the Catlins, South Island, New Zealand, Pacific

Fossilised Jurassic age trees exposed at low tide at Curio bay, the Catlins, South Island, New Zealand, Pacific

Fossilised sand dune rock structure, Los Escullos, Cabo de Gata natural park, Almeria, Spain, Europe

Volcanoes and fossilised sand dune rock structure, Los Escullos, Cabo de Gata natural park, Almeria, Andalusia, Spain, Europe

Petrified Forest, fossilised tree trunks, Damaraland, Kunene Region, Namibia, Africa

Close-up of fossilised tree trunks, Petrified Forest, Damaraland, Kunene Region, Namibia, Africa

150 million year old fossilised footprint (ichnite) of theropod dinosaur in karst limestone rock, Terenes, Asturias, Spain, Europe

Fossilised bones including hind leg of Sauropod and Apatosaurus, Dinosaur National Monument, Colorado and Utah, United States of America, North America

Petrified forest in Gurbantinggut Desert in north east Xinjiang, China, Asia

Fossilized plants, Tasset, Algeria, Africa

Snow-covered volcanic landscape with volcanic sand and petrified lava, crater of Askja volcano, Icelandic highlands, Iceland, Europe

Fossilized ray-finned fish (Lepidotes maximus), Museum fuer Naturkunde, Natural History Museum, Berlin, Germany, Europe

Ammonite fossil, beach, Nash Point, Glamorgan Heritage Coast, South Wales, Wales, United Kingdom, Europe

Fossils of a fern, 35-40 million years, on Longyearbreen Glacier, Longyeardalen, Adventfjorden, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Sand dunes turned into rock, sandstone formations, Coyote Buttes North, Paria Canyon-Vermilion Cliffs Wilderness, Page, Arizona, USA

Museum of Natural History, Maria Theresienplatz square, 1st district, Vienna, Austria, Europe

The Wave, Vermillion Cliffs, Utah, USA, America

Petrified sand dunes, Coyote Buttes, Arizona, USA

Stone Virgins, Eselsburg Valley near Herbrechtingen, Swabian Alb, Baden-Wuerttemberg, Germany, Europe

Reynisdrangar group of rocks near Vik i M˝rdal with Skessudrangur, Laddrangur and Langhamar rock formations, according to legend, three petrified trolls, south coast, Iceland, Europe

Petrified tree, runoff area of the Grand Prismatic Spring, Midway Geyser Basin, colored thermophilic bacteria, microorganisms, hot springs, Yellowstone National Park, Wyoming, United States of America, USA

Stone Virgins, Eselsburg Valley near Herbrechtingen, Swabian Alb, Baden-Wuerttemberg, Germany, Europe

Azurite-Malachite

Jasper

Fossilized plants, Tasset, Algeria, Africa