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a sample of pyrolusite ore extracted, is a mineral basically composed of manganese dioxide from Lampang Thailand.
Abstract background Organic Form - 3d rendered image of glass structure, optical technology, nano electrical wave, dispersion colorful rainbow.  Organic shapes and form.  Science fiction or organic technology concept.
Abstract art background dark gray and silver colors. Watercolor painting on canvas with grey stains and gradient. Fragment of steel artwork on paper with pattern. Texture black backdrop, macro. Abstract art background dark gray and white colors. Watercolor painting on canvas with silver stains and gradient. Fragment of steel artwork on paper with pattern. Texture black backdrop, macro.
Manganese dendrites in limestone rock. mineral
Microscopic photo of a thin section of calcareous tufa of Holocene age.
Aerial view of high mineral content wetland with dead moss.
Old Wall Surface Abstract Textured Background Design
Old orange and black scuffed damaged marbled paper, Original over 150+ years old
Closeup of naturally occurring shale with a pine flower texture
Pieces of gold in the rock
Manganese Dendrite, Rock Stone Background
Lichen growing on a rock, possibly marble, in a Connecticut rock garden. Though it undergoes photosynthesis, this is not a plant but a symbiotic composite of a fungus and an alga. Lichens also grow on trees and soil. This species appears to be rock greenshield lichen. Photo taken in winter.
Abstract patterns and textures on an metal surafce
High-quality modern abstract painting rendered with alcohol ink and colorful abstract modern art painting background.
microscopic detail showing microcrystals of a cleaning agent
Frozen lake surface - cracked the ice partially covered by the snow.
Thin section of a diabase rock under the microscope and in polarized light. The rock is of Paleozoic age and from Bavaria southern Germany.
Aerial view of river and solitary tree, Kranjska Gora
Old Wall Surface Abstract Textured Background Design
A view from above of the landscape of the caldera floor of the Chaiten volcano in Park Pumalin
Precise histology image of the layers of the cerebellum, expertly golgi stained and viewed at 100x magnification, demonstrating the intricate complexities of this essential brain structure
Organic/biogenic limestone  mineral microscopy slide under light microscopy
Surface of gold-colored metal plate.
A textured effect of background is full frame.
texture changes in the pond, algae colors of the water, seasonal environmental changes and mystical landscapes.
Surface photography of nature pattern Crystal shot for background.
Old worn granite.  Great for backgrounds and layers!
Ultra close-up of white rock with rust and moss. This could be quartz, marble, plagioclase feldspar, etc. In the New England woods.
cool toned microscopic shot showing some microcrystals
Abstract pattern on water
Free Images: "bestof:Dendrites01.jpg en Manganese oxide dendrites on a limestone bedding plane from Solnhofen Germany Scale in mm Photograph taken by Mark A Wilson Department of"
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Werkstatt eines Schiffszimmerers im Altonaer Museum IMG 5128 edit.jpg
Masai Mara, Kenya (2015).jpg
Schienen-Fahrrad-fuer-Bergwerke-7300941.jpg
Graugans Anser Anser.jpg
Full-page_portrait_of_Mark_in_gold_frame_on_purple_background_(NYPL_b12455533).jpg
Philippe de Commynes Louvre LP 47.jpg
Analogmultimeter Multavi.jpg
Halde Rheinpreußen, Grubenlampe, II.jpg
Christ décloué croix Louvre RF1082.jpg
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Stelis_foederalis,_F,_face,_Michigan,_Keweenaw_County_2014-11-04-16.26.jpg
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Obamas_watch_Michelle_Obama_speech.jpg
Piazzetta_Riva_degli_Schiavoni,_Canaletto,_WAF137,_Alte_Pinakothek_Munich.jpg
Stroop Report - Warsaw Ghetto Uprising 06.jpg
Stroop Report - Warsaw Ghetto Uprising 06b.jpg
Woodrow Wilson speaks at dedication of the Confederate memorial - Arlington National Cemetery - Arlington Count VA USA - 1914-06-12.jpg
Herbert_Ernest_Hart_on_horseback,_Bruck,_Germany.jpg
Shepheards hotel.jpg
Official opening of Tel Aviv Port. Showing flags & decorations.jpg
Haifa, result of terrorist acts & government measures. H.M.S. Repulse taken from the docks, marine on guard below British flag.1938.jpg
Mugrabi.jpg
The_Second_World_War_1939_-_1945-_Victory_and_Aftermath_MH24088.jpg
LCOE comparison fraunhofer november2013.svg
Lincoln_and_generals_at_Antietam.jpg
South Elevation - Salubria, Salubria Lane, Stevensburg, Culpeper County, VA.jpg
North Elevation - Salubria, Salubria Lane, Stevensburg, Culpeper County, VA.jpg
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Shield-Trinity-Scutum-Fidei-variations.svg
GJ581orbits Vogt2010.svg
Balkans Animation 1800-2008.gif
Swine flu infection exponent by county June 2009.svg
Swine flu infection exponent by county FluTracker June 2009.svg
Dendrites01.jpg
ShatterCones.jpg
CoquinaClose.jpg
CoquinaFlorida.jpg
BioclastsBiosparite.jpg
OoidSurface01.jpg
JurassicMarineIsrael.JPG
Concretion01.jpg
Skolithos.jpg
OldRedSandstoneBeddingPlane.jpg
Syringoporid.jpg
KanoshHardground.jpg
AsteriacitesUtah.jpg
TentaculitidDevonian.jpg
TrigonidBivalve.jpg
CalciteSpherules1.jpg
RudistCretaceousUAE.jpg
RusophycusOrdovician.jpg
Isocrinus nicoleti Encrinite Mt Carmel.jpg
Resinoid crystal of manganese dioxide.jpg
EncrustedBivalveMold.jpg
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Eozoon01.jpg
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OctocoralHoldfastPleistoceneSicily.jpg
PeloidsCarboniferousNV.jpg
StromatoporoidTopDevColumbus.jpg
Laevitrigonia gibbosa.jpg
Matthevia.JPG
PisolitesConococheagueUpperCambrian.jpg
StromatoporoidSideDevColumbus.jpg
MesselShaleOutcrop081310.JPG
PortlandRoach.jpg
Cretaceous hardground.jpg
Tentaculitid041011.jpg
ZoophycosMississippian.jpg
CarmelHardgroundSection.jpg
EdwardsDisconformity.jpg
CannelCoalWhite.jpg
Logan Formation Cross Bedding Scour.jpg
HederelloidSEM.jpg
OrdHdgd03.jpg
Outcrop of Upper Ordovician rubbly limestone and shale, southern Indiana.jpg
GeopetalCarboniferousNV.jpg
Diplodocus longus Senckenberg 081810.JPG
Echinosphaerites.JPG
JurRockgd01.jpg
Ordovician hardground Utah.jpg
EgyptIsraelBorderEilat.JPG
CarmelOoids.jpg
CalciteAragonite.jpg
MesselFossilPit081310.JPG
PortlandQuarry.jpg
CoombefieldBlocks.jpg
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ModernSerpulids.jpg
RockyCliffsLongIsland.JPG
BlueHoleLongIsland.JPG
MainHouseMatthewtown.jpg
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