Along a gravel road to the north of its namesake, the Grand Meadow Chert Quarry (or Wanhi Yukan as its known in the Dakota language) is surrounded by farmland - an oasis of prairie and overgrown oak ...

This past Saturday, the first public tours were given at the Grand Meadow Chert Quarry Preserve and Wanhi Yukan Trail. The ...

Archaeologists reveal method used by ancient humans to hunt mighty mammoths to extinction - Prehistoric hunters used stone-tipped spears as pikes to kill charging mammoths and mastodons ...

The ancient American Indian cultures living in Ohio had access to a number of sources of high-quality flint, which they used to craft many of their most important kinds of tools, including spear ...

Sep. 24—TRAVERSE CITY — To the untrained eye, the edges of arrowheads may seem similar, but at a closer look, there's a deeper story of how they were made, said Steve Feringa. The deliberate ...

It has been a long time coming, but on Saturday those behind the development of the Grand Meadow Chert Quarry Preserve and Wanhi Yukan Trail can celebrate the finish line. Saturday was the first day ...

S-1805 (Normanskill Chert): Gravle pit west side of Rt. 9 W; North of Catskill, past the rocket sign. Normanskill Chert is also known as Coxsackie, Deepkill, Flately Brook Flint, Hudson, River, Mt.

The Rhynie chert, renowned for its exceptional preservation, offers an unparalleled window into early terrestrial ecosystems dating back to the Early Devonian period, over 400 million years ago.

Chert oxygen isotope ratios are driven by Earth’s thermal evolution. Article Publication Date. 14-Dec-2022. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases ...