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Imprint of an ancient plant on a stone in the hands of a man
Calmitacea inside a peace of stone. The fossil was growing in the Carboniferous Period (around 360 to 300 million years ago).
banded iron ore from desert area in northern Chad, Africa isolated on white background
Devonian microfossils in limestone matrix include circular and cylindrical crinoids, fan-shaped brachiopod (shell) fragments, speckled bryozoan fragments. Rock is about 1 1/2\
Jasper red collection stone on display (selective focus).
Hard bauxite mineral sample studio shot with light microscopy
Insect fossils are on a rock
Fossilised Fish
Archaeological finds from excavations in the Saratov region. Fragments of antique ceramics.
Scleractinian coral fossil on a Ammonite fossil. Both from the jurassic period found in the canton of Aargau.
Closeup of Multani Mitti used as Face Mask in Indian subcontinent
Style life of a geological find of a petrified fossil on a white background
Dinosaur Footprint on stone, animal extinction
Rheum officinale, Chinese rhubarb, Rheum palmatum L.
Muscovite gneiss with large flat single crystals, made of light mica, hand specimen from Germany, Bavaria, Upper Palatinate, stacked photo
Marine life fossils.
Copying a prehistoric hand tool, similar to those found in the caves of Serinyà (Girona, Spain). Serinyà caves were occupied by Neanderthals in the Middle and Upper Paleolithic.
Stone image on a white background
Petrified wood, 20 million years old wood. Wood turned into stone
Small Fossil Shell  on a limestone rock. The image was captured in italy (campania).
Old Wall Surface Abstract Textured Background Design
The mineral bastnäsite or bastnaesite is one of a family of three carbonate-fluoride minerals, which includes bastnäsite-(Ce). Bastnäsite is one of the largest sources of cerium and other rare earth elements. Bastnäsite has cerium, lanthanum and yttrium in its generalized formula but officially the mineral is divided into three minerals based on the predominant rare earth element. Mountain Pass, San Bernardino County, California.
99.9% fine holmium isolated on white background
Three different types of rocks in sunlight, forming shadows. Kaolinite, Montmorillonite, clay minerals
Andesite is an igneous rock resulting from the cooling of lava with the characteristic of a vesicular texture in the rock body
Fossil wood, cross-section of an ancient tree photo shot on analogue film
Star shaped crinoid fossil embedded in stone, found at Boggle Hole, North Yorkshire, by myself
Magnified close up of mineral encrusted basalt rock.
Rock on white background
sunstone mineral stone sample macro photography
Free Images: "bestof:Tuscarora2.jpg en Sample of Silurian Tuscarora Formation collected from Bald Eagle Mountain Centre County Pennsylvania showing Diplocraterion trace fossil at"
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Cruziana Brallier Harrell Devonian.jpg
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Bald Eagle Baptist Huston TWP Centre Co PA.jpg
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Reedsville Formation 522.jpg
Bald Eagle 522 Shade Gap.jpg
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Limestone etched section KopeFm new.jpg
Crinoid fragments Keyser Formation.jpg
Haystacks1 Loyalsock Creek Sullivan Co PA.jpg
Hannah UM church Taylor TWP Centre Co PA.jpg
Rebersburg PA St Peters Lutheran.jpg
Lock Haven airphoto Aug2010.jpg
Foreknobs brachiopods.jpg
Eagle Ironworks Dec 12.jpg
Eagle Ironworks Sluice Dec 12.jpg
Eagle Ironworks Alt View Dec 12.jpg
Rebersburg PA St Peters UCC Reformed.jpg
Rebersburg PA 2 St Peters rears.jpg
Eagle Ironworks Ironmasters Mansion Dec 12.jpg
Eagle Ironworks Victorian dwelling Dec 12.jpg
Eagle Ironworks Workers House Dec 12.jpg
Shawangunk Formation High Point SP NJ.jpg
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Alethopteris serli and Neuropteris sp., Carboniferous (Pennsylvanian), Llewellyn Formation, St. Clair, Schuykill County, Pennsylvania, USA - Houston Museum of Natural Science - DSC01757.JPG
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Trace fossils Bull Fork Ordovician OH.JPG
USPO Woodward PA 16882.jpg
Wesley Chapel 1867 datestone Reeds Gap, Tuscarora Township, Juniata County, PA.jpg
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