Sedimentary rock may well form from pieces of other rock. Inside of a process named erosion, wind and drinking water bit by bit break rock into little pieces. Water washes the items into rivers. They settle together the river bottom in tender, free levels identified as sediment. Encyclopaedia Britannica's editors https://rocksticks23344.ja-blog.com/36363515/an-unbiased-view-of-sticks-of-rock