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This is a detail of a rock that contains hundreds of marine fossils. The large one is a brachiopod. Actually most of them are different varieties of brachiopod. The circular ones with a stub in the center are crinoid stems. Found in Virginia.
Native American rock art is prevalent throughout the Four Corners Region of the southwest USA, particularly in the southeastern portion of Utah.  This panel is a herd of possibly antelope or bighorn sheep that can be found near Bluff, Utah and is known as the Sand Island petroglyph site.
...an old Spanish coin, a means of payment from the Iberian Peninsula made of metal
Bivalvia Fossil inside a limestone rock on moss floor. Gastropods from the jurassic period captured during autumn season.
Computer generated 3D illustration with the dinosaur Suchomimus in a landscape
crystaline Barite or Barytes mineral sample- clear or translucent dense mineral collected from the UK
Concavenator dinosaur walking in the desert by sunset - 3D render
chinese medicine Aloe vera resin, dried juice
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Rock Background
rough round agate mineral sample with outer shell geode
Mineral, pink Charoit
Seymouria baylorensis - articifial cast of fossil Early Permian period. Seymouria was a carnivorous, about one meter long amphibian, some of whose adaptations resembled reptiles
Pressed Puer tea ripe brick on a white background.
Tyrannosaurus rex t-rex dinosaur walking in the desert next to water by day - 3D render
chinese medicine Belamcanda chinecsis rhizoma belamcandae, Pardanthus, blackberry lily on black background
Ancient Anasazi petroglyphs in Monument Valley tribal park
Camino de Santiago, pilgrims scallop symbol marble relief carved. Small detail on a town square. Arzúa, A Coruña province, Galicia, Spain. Copy space available on the right side of the image.
Multi-colored marble rock between white, gray and yellow
Detail of limestone on the Karst, Autumn Western Slovenia, Kras, Primorska, Europe
Dakosaurus pose render of background. 3d rendering
Cross section of rock  backgrounds
Man-O-War Jellyfish
Photo taken in the Pomos area of Cyprus. Nikon D750 with Nikon 24-70mm ED VR lens
A woman looks close at the Barrier Canyon Style pictograph of long stripped figures near Utah's South Desert Wash in the San Raphael Swell which was made by the Desert Archaic Culture which used the area from about 8000 B.C. to 400 A.D.  The early Americans used carnotite ore to make yellow paint for murals.
Petrified Forest National Park, a natural attraction place with many petrified tree trunks and fossils, in Arizona, USA.
Sunset in mountains with cow skull
A fish has been fossilized and then some time after the ground has shifted perfectly bisecting the fossil a few inches apart.
Boiling water bubbler Geyser. Active geyser with major eruptions. Yellowstone NP, Wyoming, USA
Stone texture - marble stone
Free Images: "bestof:Maidstone fossil Iguanodon 1840.jpg Fossil Mantellodon formerly Iguanodon remains found in Maidstone in 1840 http //lhldigital lindahall org/cdm4/item_viewer"
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