16 mm. NOTES = Explains that layered or sedimentary rocks often contain fossils.
(16 mm; Explains; that layered or sedimentary rocks often contain fossils) Context(16 mm Explains,List([0, 23))):(layered or sedimentary rocks; contain; fossils; T:often)
16 mm Explains,List([0, 23))
16 mm layered or sedimentary rocks
Explains contain
that layered or sedimentary rocks often contain fossils
fossils T:often