Ancient wooden tools found at a site in Gantangqing in southwestern China are approximately 300,000 years old, new dating has ...

Classified as a fossil, petrified wood is created from plant material such as fallen trees overlain with layers of sediment including mud and volcanic ash along with dissolved minerals carried by ...

Petrified oak from Stinking Water, Oregon. The inset is a photomicrograph of the remarkable anatomical detail preserved in these specimens. The lines and arrows indicate the growth rings and the ...

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Over time, minerals replaced the wood, transforming it into vibrant petrified wood. Native American tribes, including the Ancestral Puebloans, lived in the area for thousands of years.

The theme of this year's 44th annual Geodeland Show is "Petrified Wood." A featured display in the center of the room exhibits specimens of petrified wood. There will also be a featured display of ...

John Rogers is vice president of the Mississippi Gem and Mineral Society. Rogers said that this event is showcasing types of rocks that can't be found except for a show like this. There was also a ...

Over the ages, silt and volcanic ash covered the logs and water seeped in to the wood, carrying silica. Eventually, the wood becamed saturated with minerals — petrified.

Fossils can be broadly divided into body fossils and trace fossils. Body fossil – The remains of part (or all) of an actual organism. In the kits, the trilobite (2), brachiopod (3), dinosaur bone (4), ...