File:Silicic acids.pngDescriptionSilicic acids.png Deutsch: Chemische Struktur von Kieselsäure, Kieselerde English: chemical structure of Silicic acid Date 11 March 2006 Source
File:AYool WOA surf Si.png15:22 Plumbago 1550×1075×8 (299826 bytes) Annual mean sea surface [[silicic acid]] from the [http://www.nodc.noaa.gov/OC5/WOA01/ World Ocean Atlas 2001]