argillite   (TTS Sound)

The argillite has 1 Senses.

• argillite
• 粘土鉱物
• a sedimentary rock differing from shale in being bound by silica and from slate in having no slate cleavages
• 二酸化ケイ素と結合している点で頁岩と、また粘板岩の劈開を持たない点で粘板岩と異なる堆積岩