Explore: Chert Implements

Mill Creek chert is a type of chert found in Southern Illinois and heavily exploited by members of the Mississippian culture (800 to 1600 CE). Artifacts

Knapped stone tools are made from cryptocrystalline materials such as chert, flint, radiolarite, chalcedony, obsidian, basalt, and quartzite via a splitting

A, lithic implements(made of andesite and chert), earthenware and porcelain shreds, animal bone fragments, shells, lead and iron implements were found

chromato-graphic supplies and catalysis matrices. In Europe and Australia, spiculitic chert (silica-cemented spiculite), called spongolite by archaeologists, was locally

enough to cut at the cellular level. Similarly, materials like flint and chert also fracture with sharp edges, making them useful as early cutting tools

Well-preserved fossils have been found in the 400-million-year-old Rhynie cherts of Scotland, and 305-million-year-old rocks in France. These fossils look

sedimentary rock, in which the iron minerals are interlayered with quartz, chert, or carbonate. The name taconyte was coined by Horace Vaughn Winchell (1865–1923)

Record". her.derbyshire.gov.uk. Retrieved 20 December 2021. "MDR5001 - Chert implement, Rod Knoll Farm, Brampton - Derbyshire Historic Environment Record"

flaking on one side only). Cryptocrystalline or amorphous stone such as chert, flint, obsidian, and chalcedony, as well as other fine-grained stone material

to obtain a spark and if necessary other hard stones, such as quartzite, chert or chalcedony could be substituted. Charcloth was fabric made from vegetable