Wiktionary (0.00 / 0 votes) Rate this definition: module (Noun). A self-contained component of a system, often interchangeable, which has a well-defined interface to the other components. module (Noun). A standard unit of measure used for determining the proportions of a building. module (Noun).
A silicate is a compound containing an anionic silicon compound. The great majority of the silicates are oxides, but hexafluorosilicate ([SiF6]2â) and other anions are also included. 4 or its compounds. Related to orthosilicate are families of anions (and their compounds) with the formula [SiO2+n]2nâ.
Silica (quartz) Silica, SiO 2, is a white or colorless crystalline compound found mainly as quartz, sand, flint, and many other minerals. Silica is an important ingredient to manufacture a wide variety of materials. Quartz; Quartz is the most abundant silica mineral. Pure Quartz is colorless and transparent.