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Seymouria baylorensis - articifial cast of fossil Early Permian period. Seymouria was a carnivorous, about one meter long amphibian, some of whose adaptations resembled reptiles
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
Bivalvia Fossil inside a limestone rock on moss floor. Gastropods from the jurassic period captured during autumn season.
rough round agate mineral sample with outer shell geode
prismatic quartz mineral clusters on rock specimens from the UK
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.
Great City of Petra (Jordan)
chinese medicine Rhizoma Cibotii, Cibotium barometz
Apache tear (obsidian) from the USA
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.
Acid sulphate mudpool at the Sulphur Flats in Rotorua, New Zealand.
Boiling water bubbler Geyser. Active geyser with major eruptions. Yellowstone NP, Wyoming, USA
Lichen on a white marble of an old Greek temple.
Close-up of a group of four differently colored stones in a stream bed. Different textures surrounded by cold water.
Mica, silicate phyllosilicate.
Petrified Forest National Park, a natural attraction place with many petrified tree trunks and fossils, in Arizona, USA.
Cross section of rock backgrounds
Spider webs on dead cactus
Mayan Sacrificial Dagger - Knife Arrowhead
Waste water and dirty foam pollute the environment. Sewage or industrial waste
Opal from Queensland, Australia
algae stone
epidote skarn mineral sample under light microscopy
internal tissue of a sea creature's shell. pores. macro photo.
The texture of a large rock.
Multi-colored marble rock between white, gray and yellow
Calama, Chile
Free Images: "bestof:Dicranurussp.jpg en Dicranurus sp fossil from Morocco on display at the San Diego County Fair California USA own Stickpen 2010-06-16 public domain Dicranurus"
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Young female mummy from near Lupo, Peruvian Andes, about 550 years old - San Diego Museum of Man - DSC06926.JPG
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Courthouse street city buildings.jpg
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Unidentified glass fruit - De Young Museum - DSC00305.JPG
Reliefs - Spreckels Temple of Music - San Francisco, CA - DSC05238.JPG
San Diego sunrise.jpg
California tower in San Diego.jpg
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Adams street fair crowd people.jpg
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Fountain in park San Diego.jpg
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Amtrak station and fountain in downtown San diego.jpg
San Diego sailboats morning sunrise cityscape.jpg
Fountain at the trolley station in downtown San Diego.jpg
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Balboa park crowds nighttime palm trees lights.jpg
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Midway aircraft carrier docked in San Diego.jpg
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Mira Mesa San Diego.jpg
Huge salt marshes surrounding San Diego bay.jpg
Lake Miramar Mira Mesa San Diego water.jpg
San Diego mission bay mt Solidad.jpg
Tijuana San Diego ocean.jpg
Fireworks at the San Diego first night.jpg
Foggy sunset in Coronado corrected.jpg
Mission Beach regulations.jpg
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Miramar airshow airplanes.jpg
Dock in San Diego bay.jpg
Mission bay park San Diego.jpg
San Diego bay seen from the airport.jpg
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San Diego shoe tree in morley field.jpg
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Building under construction in San Diego.jpg
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San Diego from the Cabrillo monument.jpg
Santa fe depot in San Diego.jpg
San Diego palms trees sidewalk piers.jpg
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F 16 at the miramar airshow in san diego.jpg
Botanical building in balboa park in San Diego.jpg
Buildings on the prado in Balboa park San Diego.jpg
Downtown San Diego seen from the Cabrio monument.jpg
The progress of the San Diego border sector project.jpg
Midway aircraft carrier at the San Diego maritime museum.jpg
San Diego at night from across the bay.jpg
View of San Diego from the Cabrillo monument.jpg
Fireworks in San Diego bay on the fourth of july.jpg
Fireworks over San Diego bay on the fourth of july.jpg
Mira Mesa San Diego home solidad.jpg
Gorilla gorilla - San Francisco Zoo - San Francisco, CA - DSC03909.jpg
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View-of-Stow-lake-at-San-Francisco-Golden-Gate-Park.jpg
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