- flint; silica.
Origin of silex
Examples from the Web for silex
Historical Examples of silex
They had implements of copper, as well as of silex, and porphyries.Incentives to the Study of the Ancient Period of American History
Henry R. Schoolcraft
The tower we see there was that of the windmill which ground the silex.Historic Paris
Jetta S. Wolff
At the bottom of each pore a thin lamella of silex, perforated by four to six irregular, roundish, double-contoured porules.
Other filling material as silicate of soda, borax, talc or silex are used.Soap-Making Manual
E. G. Thomssen
All this rich land was thickly strewed with small fragments of fossil wood, in silex, agate, and chalcedony.
- a type of heat-resistant glass made from fused quartz