Pyritic cone-in-cone concretions | Cone-in-cone concretions
1975
Woodland, Bertram G.
Ключевые слова АГРОВОК
Библиографическая информация
Издатель
Field Museum of Natural History
Другие темы
Stratigraphic; Pennsylvanian; Middle west
Язык
Английский
Формат
print
Примечание
"February 10, 1975."
"This volume is dedicated to Dr. Rainer Zangerl."
A number of pyritic cone-in-cone concretions from Middle Pennsylvanian black shales of Indiana and Illinois are described. These are the only occurrences of typical cone-in-cone structure composed of
Fieldiana series has been published as Geological Series by Field Columbian Museum (1895-1909) and Field Museum of Natural History (1909-1943), and as Fieldiana: Geology by Chicago Natural History Museum (1945-1966) and Field Museum of Natural History (1966-).
Тип
Text; Book; Monograph
2023-09-26
MODS
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