Some rocks, such as limestone, are sedimentary and not very dense and could be made more dense by massive crushing, however it is almost impossible to crush harder rocks such as marble.
sedimentary rock.
Shale
Concrete need a uniform and compacted base, so as long as that rock is uniform and compacted, you should be fine.
It is called sedimentary rock.
It is called sedimentary rock.
the answer is shale.
Compacted
The process of loose sediment be compacted into rock.
When molten rock breaks through sedimentary (compacted sand) rock
sedimentary rock.
When rock compacts
When sedimentary rocks break down and then are compacted by pressure, the resulting rock will be a metamorphic rock.