Field Notebook: 1971b
Page 15
Image from the Biodiversity Heritage Library. Contributed by Yale Peabody Museum of Natural History. | www.biodiversitylibrary.org
Transcription
USNM 14165 Sample 7152 # 5 from grey shale directly above cap. 4" above. # 6 from yellowrsh upturned shale top of Dike. # 7 #8 #10 GOITER COALY ZONE 1/4" to 2" thick in belt INNER FIBEROUS CORE WITH CHEVRON FOLDS - RAYS (between rings)