siliceous

siliceous or si·li·cious [suh-lish-uh s] ExamplesWord Origin adjective

1. containing, consisting of, or resembling silica.
2. growing in soil rich in silica.

Origin of siliceous First recorded in 1650–60, siliceous is from the Latin word siliceus of flint or limestone. See silex, -eous Related formsnon·si·li·ceous, adjectivenon·si·li·cious, adjective Examples from the Web for siliceous Historical Examples of siliceous

Because of their common gangue of quartz these are often called “dry” or “siliceous” ores.

The Economic Aspect of Geology

C. K. Leith

In general, their siliceous shells are firmer and more massive, usually also somewhat larger, but of simpler structure.

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

Ernst Haeckel

The siliceous bars and beams constituting it are invariably solid, as also in the Nassellaria, never hollow, as in the Phodaria.

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

Ernst Haeckel

A hard mineral of the siliceous family, often cut into seals.

A Dictionary of Arts, Manufactures and Mines

Andrew Ure

The siliceous bars and beams constituting it are invariably solid (as also in the Spumellaria); never hollow (as in the Phodaria).

Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Second Part: Subclass Osculosa; Index

Ernst Haeckel

British Dictionary definitions for siliceous siliceous silicious adjective

1. of, relating to, or containing abundant silicasiliceous deposits; a siliceous clay
2. (of plants) growing in or needing soil rich in silica

siliceous in Science siliceous [sĭ-lĭsh′əs]

1. Resembling or containing silica.