Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
21 2.4 m coal somewhat
clayey at base
(lower)
chiff former
Apparent dip 45°E
22 2.0 measured up gully
2.0 through unit that
2.0 is very similar to unit 20
2.0 but slightly darker
2.0 gray and not quite
2.4 do prominent bluff
Σ = 12.4m former SS.
23 2.0m Coal which is staley
1.5m at its base and
its top
Σ = 3.5 m shale carbonation
top of offset