Image from the Biodiversity Heritage Library.
Contributed by Yale Peabody Museum of Natural History.
| www.biodiversitylibrary.org
Transcription
+4.2
10cm concrete
+5.7
20cm concrete
+6.2
30cm concrete
+7.1
60cm concrete
+7.8
20cm concrete
+8.5
50cm
[P MAG - ECS-21 ]
+10-11.1m Distal concretion zone, 30cm thick
New base - thickness varies from this new O.
+17.7m [ PMAG-ECS-22] in 50cm
from the
concrete and siltstone layers above.
This interval of concrete and silt stone.
like concrete is siltstone.
≈11.1m
+34.2m [ PMAG-ECS-23 ] in shale.
New base - thickness from this new O.