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horn snail fossile stone with white background
rough round agate mineral sample with outer shell geode
China,The Tibet autonomous region,Nyingchi ( a county in the Xizang Autonomous Region ),
The normal liver cells or hepatocytes contain lipid droplets, more frequent near the central vein of hepatic lobules, that can be demonstrated using osmium tetroxide as fixative. In steatosis or fatty liver disease, the amount of lipid droplets is pathologically very increased.
...an old Spanish coin, a means of payment from the Iberian Peninsula made of metal
prismatic quartz mineral clusters on rock specimens from the UK
A garden banden snail (Cepaea hortesis) in close-up on a stone in the morning sunlight.
Bivalvia Fossil inside a limestone rock on moss floor. Gastropods from the jurassic period captured during autumn season.
Plastic polluting the dunes near Tatajuba beach, Camocim, Ceara, Brazil.
Concretion formations in a rock in the Grand Staircase-Escalante National Monument in southern Utah during the fall. Concretions are precipitated mineral deposits that form in the spaces of sedimentary rock.
Computer generated 3D illustration with the dinosaur Suchomimus in a landscape
Close-up paintings at La Cieneguilla Petroglyph Site near Santa Fe, NM. The petroglyphs were painted between circa 1400 and 1800 by Keresan-speaking Pueblo Indians.
Coral in Molasses Reef
Photomicrograph of freshwater leech. Sucker attached to cover slip at bottom. Live specimen. Wet mount, 2.5X objective, transmitted brightfield illumination. Note - motion blur of live animal, very shallow depth of field, chromatic aberration and uneven focus are inherent in light microscopy.
Boiling water bubbler Geyser. Active geyser with major eruptions. Yellowstone NP, Wyoming, US
Backgrounds,Table, Material, Marble - Rock, Nature, Stone Material, Full Frame,
Apache tear (obsidian) from the USA
Frozen Puddle in the Meadow, Canada
scenic coast landscape at Zumaia Flysch trail in the basque country, Spain
Ammonite in limestone rock (Bavaria, Germany)
Close-up of a group of four differently colored stones in a stream bed. Different textures surrounded by cold water.
Calama, Chile
Hookworm egg human parasite in stool examination test find microscope 40x.
Cross section of rock  backgrounds
Stones texture nature background photo, High Resolution for 3D.
Mica, silicate phyllosilicate.
pyrrhotite iron sulfide rare earth mineral
fossil of ammonite. Limestone rock.
Multi-colored marble rock between white, gray and yellow
Dried and cracked ground in the desert,Serbia,Nikon D850
Free Images: "bestof:Walcott Cambrian Geology and Paleontology II text figure 02.jpg Text figure 2 Charles D Walcott Middle Cambrian Holothurians and Medusae Smithsonian"
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