Including Original "Paul H. Letters" Copyright © 1996-2025 Paul V. Heinrich / website © 1996-2025 Dirk Ross - All rights reserved.



Showing posts with label USA. Show all posts
Showing posts with label USA. Show all posts

Thursday, 4 June 2020

Evidence for the Ordovician Meteorite event in Oklahoma, USA 04JUN2020

 Evidence for the Ordovician Meteorite event in Oklahoma, USA

Evidence for the Ordovician Meteorite event in Oklahoma, USA
https://www.researchgate.net/publication/337221532_Evidence_for_the_Ordovician_Meteorite_event_in_Oklahoma_USA
https://www.researchgate.net/profile/Elizabeth_Catlos

Yours,

Paul H.

Friday, 2 October 2009

The Sudbury impact layer in the Paleoproterozoic of northern Michigan, USA

The Sudbury impact layer in the Paleoproterozoic of northern Michigan, USA

Paul bristolia at yahoo.com
Fri Oct 2 18:06:21 EDT 2009

Cannon, W. F., K. J. Schulz, J. Wright Horton, Jr., and
David A. Kring, 2009, The Sudbury impact layer in the
Paleoproterozoic iron ranges of northern Michigan, USA.
Geological Society of America Bulletin. Ahead of Print,
September 25, 2009

http://gsabulletin.gsapubs.org/content/early/2009/09/24/B26517.1.abstract

Pufahl, P. K., Eric E. Hiatt, Clifford R. Stanley, Jared
R. Morrow, Gabriel J. Nelson, and Cole T. Edwards, 2009,
Physical and chemical evidence of the 1850 Ma Sudbury
impact event in the Baraga Group, Michigan, Geology.
vol. 35, no. 9, pp. 827-830.

http://geology.geoscienceworld.org/cgi/content/abstract/35/9/827

http://www.uwosh.edu/faculty_staff/hiatt/Research/Early_ocean/Pufahl_Ejecta_9_07.pdf
http://www.uwosh.edu/faculty_staff/hiatt/Research/Early_oceans.html

Yours,

Paul H.