Shelter Island meteorite

Shelter Island meteorite

Shelter Island meteorite viewed by the Opportunity rover (October 3, 2009).
Type Iron
Parent body Unknown
Composition Kamacite, taenite[1]
Weathering grade Large-scale, cavernous weathering[1]
Country Mars
Region Meridiani Planum
Coordinates 02°07′04″S 05°31′41.30″W / 2.11778°S 5.5281389°W / -2.11778; -5.5281389Coordinates: 02°07′04″S 05°31′41.30″W / 2.11778°S 5.5281389°W / -2.11778; -5.5281389[2]
Observed fall No
Fall date Possibly late Noation
Found date December 1, 2009
Strewn field Possibly[3]

Shelter Island meteorite - close-up (October 1, 2009).

Shelter Island meteorite was found on Mars by the Opportunity rover on October 1, 2009. It is about 27 centimetres (11 in) long.[4]

History

Shelter Island was the second of three iron meteorites encountered by the rover on Meridiani Planum within a few hundred meters, the others being Block Island and Mackinac Island.[1]

Shelter Island may have fallen on Mars in the late Noachian period and is extensively weathered.[1][3]

See also

References

  1. 1 2 3 4 Ashley, J. W.; et al. (July 2011). "Evidence for mechanical and chemical alteration of iron-nickel meteorites on Mars: Process insights for Meridiani Planum". Journal of Geophysical Research: Planets (1991–2012) 116 (E7). Bibcode:2011JGRE..116.0F20A. doi:10.1029/2010JE003672. Retrieved January 5, 2013.
  2. Google Mars
  3. 1 2 Beech, Martin; Ian M. Coulson (2010). "The making of Martian meteorite Block Island" (PDF). Monthly Notices of the Royal Astronomical Society 404. Bibcode:2010MNRAS.404.1457B. doi:10.1111/j.1365-2966.2010.16350.x. Retrieved January 5, 2013.
  4. "Opportunity Finds Another Meteorite". NASA. Retrieved January 5, 2013.
Notable rocks on Mars
Adirondack
(Spirit)
Barnacle Bill
(Sojourner)
Bathurst Inlet
(Curiosity)
Big Joe*
(Viking)
Block Island
(Opportunity) M
Bounce
(Opportunity)
Coronation
(Curiosity)
El Capitan
(Opportunity)
Esperance*
(Opportunity)
Goulburn
(Curiosity)
Heat Shield
(Opportunity) M
Home Plate
(Spirit)
Hottah
(Curiosity)
Jake Matijevic
(Curiosity)
Last Chance
(Opportunity)
Link
(Curiosity)
Mackinac Island
(Opportunity) M
Mimi*
(Spirit)
Oileán Ruaidh
(Opportunity) M
Pot of Gold
(Spirit)
Rocknest 3
(Curiosity)
Shelter Island
(Opportunity) M
Tintina
(Curiosity)
Yogi
(Sojourner)
|(Notes: * = linked article is about the mission that encountered this rock; M = Meteorite)
This article is issued from Wikipedia - version of the Wednesday, February 17, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.