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Lewis Cliff 88021
Basic information Name: Lewis Cliff 88021
     This is an OFFICIAL meteorite name.
Abbreviation: LEW 88021
Observed fall: No
Year found: 1988
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 731 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 14(2)  (1991)  L4
Meteoritical Bulletin:  MB 76  (1994)  L4
MB 83  (1999)  H4
NHM Catalogue:  5th Edition  (2000)  H4
MetBase:  v. 7.1  (2006)  H4
Antarctic Meteorite Newsletter:  AMN 33(1)  (2010)  H4
Recommended:  H4    [explanation]

This is 1 of 6484 approved meteorites (plus 2 unapproved names) classified as H4.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Field number: 6154
Writeuphelp
Writeup from MB 83:

Lewis Cliff 88021, reclassification

K. Welton (UCB) has reclassified LEW 88021 as an H4 chondrite (confirmed by T. J. McCoy, SI): average olivine, Fa20.6; pyroxene zoned, Fs6.0–17.6. The meteorite may be paired with LEW 88174 on the basis of the 10Be, 26Al, and 36Cl concentrations in metal and silicate phases.

Data from:
  MB76
  Table 2
  Line 3878:
Origin or pseudonym:Upper Ice Tongue
Mass (g):731
Class:L4
Weathering grade:Ce
Fayalite (mol%):23
Ferrosilite (mol%):19
Institutions
   and collections
SI: Department of Mineral Sciences, NHB-119, National Museum of Natural History, Smithsonian Institution, Washington, DC 20560, United States; Website (institutional address; updated 16 Jan 2012)
UCB: Space Sciences Laboratory, University of California, Berkeley, CA 94720-7450, United States (institutional address)
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References: Published in Antarctic Meteorite Newsletter 14(2) (1991), JSC, Houston
Published in Meteoritical Bulletin, no. 76, Meteoritics 29, 100-143 (1994)
Published in Meteoritical Bulletin, no. 83, MAPS 34, A169-A186 (1999)
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Geography:

Antarctica
Coordinates:
     Catalogue of Meteorites:   (84° 17'S, 161° 5'E)
     Recommended::   (84° 16' 0"S, 161° 20' 12"E)
Note: the NHM and MetBase coordinates are 3.4 km apart

Statistics:
     This is 1 of 44400 approved meteorites from Antarctica (plus 3802 unapproved names)
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