Petrified Oak
Macro photograph of the patterns in a piece of fossilized oak from Oregon; Miocene in age; #3413
Fossilized Wood
Macro photograph of a piece of petrified wood....a conifer (Araucaria) from the early Triassic age approx. 220 million years ago...from Madagascar; #2139
Ammonite
An extinct marine invertebrate found in Morocco. Existed during the Cretaceous period. During fossilization the shell was replaced by an iron compound; #2190
Crystalline Petrified Wood
Macro photograph of crystalline formations in a cut and polished piece of fossilized wood from the Blue Forest formation in Wyoming; Genus: Schinoxylon; Age: 50 million years (Eocene Epoch); #2232
Petrified Conifer
Macro photograph of a piece of petrified wood....a conifer (Araucaria) from the early Triassic age approx. 220 million years ago...from Madagascar; #2218
Petrified Wood
Macro photograph of the patterns in a piece of fossilized wood from Saddle Mountain, Washington State; #3452
Fossilized Bog
Petrified swamp/bog bottom/mud from Nevada; known as Gary Green jasper or larsonite; #3593
Fossilized Coral
Macro photograph of a cut piece of fossilized coral showing quartz (chalcedony) formations in a pocket; approx 20 million yrs old; from Florida; #2339
Macro photograph of a piece of petrified wood....a conifer (Araucaria) from the early Triassic age approx. 220 million years ago...found in Madagascar; #2219
Ammonite Fossil
An extinct marine invertebrate found in Madagascar; existed during the Middle Cretaceous period approx. 110 million years ago; #2320
Unusual coloration in an Ammonite (Cleoniceras cleon) fossil; Middle Cretaceous (110 million years ago); Madagascar; #2423
Fossilized Dinosaur Bone
Macro photograph showing the internal cellular structure in a slice of dinosaur (Iguanodon) bone; collected from the Wealden Clay Formation on the Isle of Wight, UK; existed about 125 million years ago; #2637
Fossil Palm
Macrophotograph of the structural detail in a piece of polished petrified palm from Indonesia; #3904
Macrophotograph of the structural detail in a piece of fossilized wood from Sweet Home, Oregon; #3918
Macrophotograph of a sliced ammonite fossil (Hildoceras sp.); Lower Jurassic (180 million yrs) in age; from the Junction Bed formation; Somerset, England; #3175
Macrophotograph of the structural detail in a piece of fossilized wood from Sweet Home, Oregon; #3922
Coral Geode
Macro photograph of a cut piece of fossilized coral (from Tampa Bay, Florida); #2265
Macro photograph showing the inner structure of a (sliced) fossilized ammonite (Perisphinctes sp.); existed during the Late Jurassic period approx. 160 million yrs ago; Madagascar; #3106
Fossilized Oyster Shell
Macro photograph of the zig-zag joining of the two halves of a fossilized oyster shell (Alectryon carinata) from Madagascar; this species existed during the Cretaceous period; #2994
An extinct marine invertebrate found in Madagascar; Cleoniceras cleon existed during the Middle Cretaceous period approx. 110 million years ago; #2319
Petrified Tree Fern
Macrophotograph of a polished slab of petrified tree fern wood of the Osmunda genus; from the Jurassic period; from Queensland, Australia; #2331
Sea Snail Fossils
Macrophotograph of the fossilized remains of Turitella sea snails; #3750
Fossilized Woodworthia
Macro photograph of patterns and colors in a piece of petrified wood (Woodworthia species) from the Chinle Formation in Arizona; approx. 225 million years old; #2612
Fossilized Dinosaur Poop
Macro photograph of fossilized dino poop/feces (coprolite); #3571
Ammonite Fossil Slab
Polished rock containing ammonite fossils in various degrees of fragmentation; also known as Marston Magna Marble; approx. 200 million yrs old (Lower Jurassic) mined in Somerset, England; #3366
Petrified Araucaria
Macro photograph of a piece of petrified wood....a conifer (Araucaria) from the early Triassic age approx. 220 million years ago...found in Madagascar; #2871
Stromatolite Fossil
Earths' oldest fossils; formed by the activity of microbial mats (particularly cyanobacteria} in limestone-rich shallow waters; #3767
Coral Fossil Geode
Cross section of a piece of agatized fossilized coral; Miocene in age (25-32 million years); from the west coast of Florida; #3137
Earths' oldest fossils; formed by the activity of microbial mats (particularly cyanobacteria} in limestone-rich shallow waters; #3765
Macro photograph looking down on a piece of fossilized coral with emphasis on its repetitive patterns and textures; #3623
Hampton Butte Fossilized Wood
Close-up photograph of a piece of Hampton Butte fossilized wood from Oregon; Eocene in age
Macro photograph of the patterns in a piece of fossilized oak from Oregon; Miocene in age; #3379
Macro photograph of a cut and polished piece of petrified wood; #3595
Macrophotograph of the structural detail in a piece of polished petrified palm from Indonesia; #3902
Fossil Palm, close up
Macrophotograph of the structural detail in a piece of polished petrified palm from Indonesia
Ammonite fossil
Macro photograph of a split fossilized ammonite shell showing the internal mineralized chambers; an extinct marine invertebrate from Madagascar; age: Cretaceous-Albian stage (110 million years ago); #3260
