Fossilization is an invaluable process for gaining a window into the past, but it can also create a tripping hazard. The way Angela Piller, collections manager at the Rice Northwest Museum of Rocks ...

Petrified wood is a type of fossil: it exists of fossil wood where all the organic materials have been replaced with minerals (most often a silicate, such as quartz), while retaining the original ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Petrified Forest National Park, in northeastern Arizona, is known for — and named in honor of — ...

Petrified wood is a fossil that is the remains of ancient vegetation, most commonly ancient trees. It occurs by a natural action known as permineralization, a process in which mineral deposits take on ...

HOLBROOK , Ariz. – The first letter turned up at Petrified Forest National Monument in 1935 all the way from Budaun, India. It was addressed to "The Officer in Charge." " Dear Sir," it began, the ...

The Petrified Forest National Park is Arizona's least visited national park. I stopped at the park on a recent road trip across America's Southwest. I discovered colorful fossilized logs, uncovered ...