Home›Browse›siliceous rock🌐EnglishEnglishDeutschEspañolFrançaisPolskiPortuguêsSvenska中文EntityQ1504227· pop 7· linked from 267 articlessiliceous rockSign in to savesedimentary rocks that have silica (SiO2) as the principal constituentAvailable in 7 languagesEspañolFrançaisDeutschPortuguêsCzechUkrainianvia Wikidata sitelinks · CC0