… and other monumental or building stone, whether or not roughly trimmed or merely cut, by sawing or otherwise, into …
Explanatory notes
… and other monu-mental or building stone, whether or not roughly trimmed or merely cut, by sawing or otherwise, into … or building stone Granite is a very hard, granular igneous rock formed by the agglomeration of quartz crystals with … hard. The heading also includes other hard igneous rocks (e.g., syenite, gneiss, trachyte, lava, diabase, …