Moraines Left in Martian Impact Crater by Carbon Dioxide Glaciers

Moraines Left in Martian Impact Crater by Carbon Dioxide Glaciers

Moraines Left by Carbon Dioxide Glaciers on Mars by Dr. Mikhail
Kreslavsky and Prof. James Head, IAG Planetary Geomorphology
Working Group http://www.psi.edu/pgwg/images/Feb12Image.html

The paper is:
Garvin, J. B., J. W. Head, D. R. Marchant, and M. A. Kreslavsky,
2006, High-latitude cold-based glacial deposits on Mars: Multiple
superposed drop moraines in a crater interior at 70°N latitude.
Meteoritics and Planetary Science. vol. 41, pp. 1659-1674.
http://onlinelibrary.wiley.com/doi/10.1111/j.1945-5100.2006.tb00443.x/abstract

PDF files of this paper at:
http://www.planetary.brown.edu/pdfs/3255.pdf
http://www.planetary.brown.edu/html_pages/publications.htm

PDF file of illustrated conference abstract at:
http://www.planetary.brown.edu/m42/m42_19.pdf

A related paper is:
Kreslavsky, M. A. and J. W. Head, 2011, Carbon dioxide glaciers
on Mars: Products of recent low obliquity epochs (?), Icarus.
vol. 216, pp. 111-115.
http://www.sciencedirect.com/science/article/pii/S001910351100337X

PDF file of this paper is at:
http://www.planetary.brown.edu/pdfs/3803.pdf
http://www.planetary.brown.edu/html_pages/publications.htm

There are links to PDF files of lots of papers, including papers
about meteorites at:
http://www.planetary.brown.edu/html_pages/publications.htm

To download the paper just click on the author names, which
are highlighted in red.

Happy Mardi Gras,
Paul H.

Simultaneous Impact Double Crater Possibly Found on Mars

Mars meteorite craters: Make mine a double by Ian O'Neill
Discovery News, February 28, 2011
http://www.msnbc.msn.com/id/41836713/ns/technology_and_science-discoverycom/

"It  is believed that one object split right before slamming
into the planet."

Conjoined Twins (ESP_020894_1395) y Alfred McEwen,
HiRISE Operations Center, Tucson, Arizona 85721 
http://hirise.lpl.arizona.edu/ESP_020894_1395

Image of double crater at:
http://hirise-pds.lpl.arizona.edu/PDS/EXTRAS/RDR/ESP/ORB_020800_020899/ESP_020894_1395/ESP_020894_1395_RED.abrowse.jpg

"This image shows a remarkable double crater with a 
shared rim and North-South trending ejecta deposits. 
These two craters must have formed simultaneously."

Photo: Double meteor craters on Mars, Seattle Post 
Intelligencer, Feb 28, 2011‎
http://blog.seattlepi.com/thebigblog/2011/02/28/photo-double-meteor-craters-on-mars/

Yours,

Paul H.