Earth's Oldest Known Impact Crater Found in Greenland

Earth's Oldest Known Impact Crater Found in Greenland

Earth's Oldest Known Impact Crater Found in
Greenland, ScienceDaily, June 28, 2012
http://www.sciencedaily.com/releases/2012/06/120628164658.htm

Oldest known impact crater found, Cardiff
University, June 28, 2012
http://www.cardiff.ac.uk/news/articles/oldest-known-impact-crater-found-9091.html

Garde, A. a., I. McDonald, B. Dyck, and N. Keulen,
2012, Searching for giant, ancient impact structures
on Earth: The Mesoarchaean Maniitsoq structure,
West Greenland. Earth and Planetary Science Letters.
vol. 337-338, pp. 197-210.
http://www.sciencedirect.com/science/article/pii/S0012821X12001938

Best wishes,

Paul H.
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