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Leiden leaf c.s. under microscope
American colony, New Sweden.
Petrified wood, 20 million years old wood. Wood turned into stone
Tiger’s eye mineral stone sample macro photography
Epidermis. Electron microscope micrograph showing a keratinocyte of spinous layer. The epithelial cell has a polygonal shape, central nucleus with nucleolus, cytoplasm full of keratin filament bundles, and numerous dark desmosomes crossing the intercellular spaces.
A chert conglomerate from the Fig Tree Formation of the Barberton greenstone belt
Blastomycosis is a fungal infection caused by inhaling Blastomyces dermatitidis spores. If it involves only the lungs, it is called pulmonary blastomycosis. Only about half of people with the disease have symptoms, which can include fever, cough, night sweats, muscle pains, weight loss, chest pain, and feeling tired.
Details of a fragment of a quartz crystal geode
Fossilised Fish
Big natural stone green amber on white background
plant Flower bud of Lilium brownii var.viridulum T.S.\nunder light mircoscope with white background
a sample of minerals from nature
Mikroklin Amazonit Kristall peak Teller County, Colorado
Is igneous rock formed by slow cooling from vulcanic magma of basaltic composition
Complex metamorphic rock
Transmission electron microscope (TEM) micrograph showing dark melanin granules in a melanocyte (top center) and in several keratinocytes, which, unlike melanocytes, have bundles of keratin filaments
nephrite mineral stone
Tasty nori seaweed as a background. Top view.
Fatty liver disease (steatosis) is a common condition caused by having too much fat build up in your liver. A healthy liver contains a small amount of fat. It becomes a problem when fat reaches 5% to 10% of your liver's weight.
Isolated sample of a Quartzite rock on texture background. Quartzite Metamorphic Rock sample. Quartzite stone isolated.
The stalactites are in wooden trays in an exhibition hall
Piece of natural mineral gemstones in gift store
Coloured transmission electron micrograph (TEM) of a small arteriole showing, from lumen: endothelium (magenta), discontinuous internal elastic lamina (blue), cross-sectioned smooth muscle fibers (cytoplasm, red, nucleus, light yellow) and connective tissue of adventitia (green).
Mineral, pink Charoit
Cross section leaf of plant under the light microscope view for botany education.
Magnified close up of an igneous rock with metallic minerals in the cracks.
This is a agate is a semi-precious stone photographed in the studio with a flash
A 1998 Austria postage stamp with an illustration of a landscape scene within Kalkalpen National Park in Upper Austria; postmarked in Vienna (Wien).
Free Images: "bestof:Fig2-Lyell.jpg Figure 2 Figures from the book Student's Elements of Geology 1870 Charles Lyell Free for all use PD-old Figures from Student's Elements of"
Female student with open tree identification book looking at tree leaves to identify species.jpg
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Stanisław Samostrzelnik, Św Stanisław.jpg
Monument_Symbolism:_Female_Figure.jpg
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Fluoresce figures.jpg
Student walking across the patio.jpg
Black metal figures.jpg
Three figures.jpg
Palaistra_scene_Louvre_G457.jpg
Student walking by the main entry building.jpg
An event leader helps an archery student practice her skills.jpg
Student being shown by teacher how to correctly hold bird being prepared for banding.jpg
Student carefully marks an turtle egg which notes its orientation in the nest.jpg
Teacher handing student wetland plants to put in newly established pond.jpg
A young student pretends to extinguish the flames of a pretend fire.jpg
Student pouring river water into beaker held by teacher and service employee overseeing in background.jpg
An environmental education student gets to feel the back of a young alligator on the refuge.jpg
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Metal door.jpg
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Yard gate.jpg
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Old iron work on window.jpg
Ornate yard gate.jpg
Red door and window.jpg
Weathered barn wood.jpg
Windows blinds drapes.jpg
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Entrance gate big gate from metal pipes.jpg
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Marie_Antoinette_dauphine_Hébé_Drouais_Chantilly.jpg
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Conversation (Auguste Renoir) - Nationalmuseum - 19139.tif.tiff
Arab Horse Soldiers - Spahis.jpg
StikiJunior Mascot.svg
The_Four_Evangelists_(Abraham_Bloemaert).jpg
Classical landscape with small waterfall and village.jpg
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