Iridium and osmium fluences across the K-Pg boundary indicate a small impactor

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http://www.lpi.usra.edu/meetings/lpsc2013/pdf/2405.pdf
Author(s): Moore, J. R.; Hallock, H. R.; Chipman, J. W.; Sharma, M.
Author Affiliation(s): Primary:
Dartmouth College, Department of Earth Sciences, Hanover, NH, United States
Volume Title: 44th lunar and planetary science conference
Source: Abstracts of Papers Submitted to the Lunar and Planetary Science Conference, Vol.44; 44th lunar and planetary science conference, Woodlands, TX, March 18-22, 2013. Publisher: Lunar and Planetary Science Conference, Houston, TX, United States
Note: In English. Accessed on July 1, 2013. 16 refs.; illus., incl. 1 table
Year of Publication: 2013
Research Program: DSDP Deep Sea Drilling Project
IPOD International Phase of Ocean Drilling
ODP Ocean Drilling Program
Key Words: 02 Geochemistry; 05 Petrology, Igneous and Metamorphic; Cenozoic; Cretaceous; DSDP Site 525; DSDP Site 577; Deccan Traps; Deep Sea Drilling Project; Europe; Gubbio Italy; IPOD; Impacts; Iridium; Isotope ratios; Isotopes; Italy; K-T boundary; Leg 113; Leg 74; Leg 86; Lower Paleocene; Mesozoic; Metals; Meteorites; ODP Site 690; Ocean Drilling Program; Os-188/Os-187; Osmium; Paleocene; Paleogene; Perugia Italy; Platinum group; Southern Europe; Spherules; Stable isotopes; Stratigraphic boundary; Tertiary; Umbria Italy; Upper Cretaceous
Coordinates: S290415 S290414 E0025908 E0025907
N322628 N322632 E1574324 E1574323
N431500 N432500 E0134200 E0133500
S650938 S650937 E0011218 E0011218
Record ID: 2013100139
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