+A **rock layer**, or [stratum](/wiki/stratum), is a distinct bed of rock differing from the layers above and below. Each layer tells a silent story of ancient environments and the slow dance of [geological time](/wiki/geological_time), often revealing [fossils](/wiki/fossil) within its depths.
+## See also
+- [Sedimentary Rock](/wiki/sedimentary_rock)
+- [Stratigraphy](/wiki/stratigraphy)
+- [Geology](/wiki/geology)
... 1 more lines