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horn snail fossile stone with white background
Micrograph of a moss leaf, Dicranum, with elongated cells, and an elongated midrib (costa) that may be the water conducting cells of the leaf, with polarization at 100x.
China,The Tibet autonomous region,Nyingchi ( a county in the Xizang Autonomous Region ),
...an old Spanish coin, a means of payment from the Iberian Peninsula made of metal
rough round agate mineral sample with outer shell geode
prismatic quartz mineral clusters on rock specimens from the UK
Close-up of a group of four differently colored stones in a stream bed. Different textures surrounded by cold water.
Bivalvia Fossil inside a limestone rock on moss floor. Gastropods from the jurassic period captured during autumn season.
marks of leaf on the concrete pavement.
chinese medicine Rhizoma Cibotii, Cibotium barometz
green leaves pattern of Dumb Cane foliage isolated on white background,leaf exotic tropical,include clipping path
Rocks falling looking out from inside the cave. White background to make adding your content easy
Yogyakarta, Indonesia - November 08, 2020: dry leaves
Mayan Sacrificial Dagger - Knife Arrowhead
One green leaf of a tropical tree isolated on white background.
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.
Fallen leaves flat lay composition on a white background
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.
Apache tear (obsidian) from the USA
glaucophane schist mineral sample under light microscopy
Waste water and dirty foam pollute the environment. Sewage or industrial waste
Mica, silicate phyllosilicate.
Boiling water bubbler Geyser. Active geyser with major eruptions. Yellowstone NP, Wyoming, USA
Fossils in rock in Northern Madagascar
A garden banden snail (Cepaea hortesis) in close-up on a stone in the morning sunlight.
Acid sulphate mudpool at the Sulphur Flats in Rotorua, New Zealand.
Pink leaf of Caladium bicolor is queen of the leafy plants isolated on white background included clipping path.
marl mineral sample under light microscopy
pyrrhotite iron sulfide rare earth mineral
Cross section of rock backgrounds
Free Images: "bestof:Daphnogene bilinica.jpg fossil leaf of Daphnogene bilinica фосил листа в� сте Daphnogene bilinica Own 2007-12-17 Wlodzimierz Daphnogene Lauraceae"
Daphnogene bilinica.jpg
Laurophyllum pseudoprinceps.jpg
Myrica lignitum.jpg
Pinus taedaeformis.jpg
Tryonyx, Prebreza.jpg
Alnus gaudinii.jpg
Myrica banksiaefolia.jpg
Acer fossil seed.jpg
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