noun which may take the genitive case particle 'no', noun
silicic; siliceous
Technical term used in geology, chemistry, and materials science to describe substances containing or related to silica. Often used attributively with の.
Siliceous sediments were found in this region.
This rock is silicic.
From 珪 (kei, 'silicon') + 質 (shitsu, 'quality, nature'). The kanji 珪 is a variant of 硅, both used for silicon in scientific contexts.