silex

Historical Examples

• 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.

  Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)

  Ernst Haeckel

• 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.

  Journal of an Expedition into the Interior of Tropical Australia

  Thomas Mitchell