MCQ
How are the sedimentary rocks minerals formed?
- AWhen minerals in liquid/ molten and gaseous forms are forced upward through cavities towards the earth’s surface.
- ✓As a result of deposition, accumulation and concentration in horizontal strata.
- CDecomposition of surface rocks, and the removal of soluble constituents.
- DAlluvial deposits in sands of valley floors and the base of hills.