Initial Reports of the Deep Sea Drilling Project: A Project Planned by and Carried Out with the Advice of the Joint Oceanographic Institutions for Deep Earth Sampling (JOIDES).National Science Foundation, 1985 - Submarine geology |
Contents
ACKNOWLEDGMENTS | 1 |
Chapter | 15 |
BIOSTRATIGRAPHIC AND PALEOENVI | 58 |
Copyright | |
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abundant Albian assemblages bands Barremian basalt benthic BIOSTRATIGRAPHIC ZONE FORAMINIFERS bioturbated boundary burrows Calc calcite CARBON AND CARBONATE Carbonate unspec Cenomanian Clay color Composition CORED INTERVAL Cretaceous deposition depth DISTURBANCE SEDIMENTARY STRUCTURES DRILLING DISTURBANCE SEDIMENTARY DSDP Eocene foraminiferal FORAMINIFERS NANNOFOSSILS RADIOLARIANS FOSSIL CHARACTER CORE gamma ray glauconite Globorotalia Goban Spur GRAPHIC LITHOLOGY DRILLING gray 5Y greenish gray 5GY HOLE FOSSIL CHARACTER homogeneous laminated layers light greenish gray lower Maestrichtian marly nannofossil chalk middle Eocene Miocene mottled mudstone nanno nannofossil ooze NANNOFOSSILS RADIOLARIANS DIATOMS nannoplankton Oligocene Organic carbon Carbonate Paleocene phyric plagioclase planktonic Pliocene pyrite Quartz ROCK UNIT BIOSTRATIGRAPHIC SAMPLES LITHOLOGIC DESCRIPTION Sand SECTION METERS 0.5 SEDIMENTARY STRUCTURES SAMPLES sediments sequence shell fragments Silt silty SMEAR SLIDE SUMMARY smectite species Sponge spicules STRUCTURES SAMPLES LITHOLOGIC sub-bottom Subunit terrigenous Texture turbidites Turonian unconformity UNIT BIOSTRATIGRAPHIC ZONE upper Washington U.S. ZONE FORAMINIFERS NANNOFOSSILS