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rough round agate mineral sample with outer shell geode
Mica, silicate phyllosilicate.
Seashell background texture lots of sea snails mixed
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.
...an old Spanish coin, a means of payment from the Iberian Peninsula made of metal
horn snail fossile stone with white background
Close-up of a group of four differently colored stones in a stream bed. Different textures surrounded by cold water.
bunch of natural sponges
Other types of mushrooms have pores instead of gills. Like gills, pores produce spores, but they appear as small, sponge-like holes instead of thin blades. The little holes lead to tubes inside the cap. As spores mature, they eventually fall from the tubes out of holes and into their environment.
Bivalvia Fossil inside a limestone rock on moss floor. Gastropods from the jurassic period captured during autumn season.
fosilised animal
Backgrounds,Table, Material, Marble - Rock, Nature, Stone Material, Full Frame,
A garden banden snail (Cepaea hortesis) in close-up on a stone in the morning sunlight.
Ammonite in limestone rock (Bavaria, Germany)
Wood ear mushroom
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.
This summer and autumn species is considerd to be inedible. Many authorities give this genus family status as Crepidotaceae, while others include the genus Crepidotus within the family Inocybaceae; this should be a warning that these little fungi are not for eating, as some Inocybe species are deadly poisonous.
Mayan Sacrificial Dagger - Knife Arrowhead
Bush coral or spiny row coral, needle coral (Seriatopora hystrix) close-up undersea, Red Sea, Egypt, Sharm El Sheikh, Nabq Bay
Intricate architecture of a multi-layered nest
Closeup view and selective focus of a mushroom
Detail of half cut ripe gourd with seeds. Illuminated by soft daylight. Macro. Low depth of field.
color natural mineral collection as nice background
This is wild ganoderma lucidum fungus,It has high medicinal value.
internal tissue of a sea creature's shell. pores. macro photo.
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Wild oyster mushrooms grow on logs, wild mushrooms grow on dead wood. Wild forest mushrooms are flat round
Sea urchins are small, spiny, globular animals.
A closeup shot of auriculariales
fossil of ammonite. Limestone rock.
Free Images: "bestof:Monograph on the British fossil Echinodermata from the cretaceous formations BHL12472871.jpg Monograph on the British fossil Echinodermata from the cretaceous"
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