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Lewis Cliff 88009
Basic information Name: Lewis Cliff 88009
     This is an OFFICIAL meteorite name.
Abbreviation: LEW 88009
Observed fall: No
Year found: 1988
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 11.7 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 13(2)  (1990)  Eucrite-unbr
Meteoritical Bulletin:  MB 76  (1994)  Eucrite-unbr
NHM Catalogue:  5th Edition  (2000)  Eucrite-unbr
MetBase:  v. 7.1  (2006)  Eucrite
Recommended:  Eucrite-unbr    [explanation]

This is 1 of 92 approved meteorites classified as Eucrite-unbr.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Field number: 6182
Writeuphelp
Writeup from AMN 13(2):

Sample No. LEW88009

Location: Lewis Cliff

Dimensions (cm): 2.5x2.5x1.5

Field Number: 6182

Weight (g): 11.7

Meteorite Type: Unbrecciated Eucrite

 

Macroscopic Description: Robbie Marlow

Three-quarters of the exterior of this angular stone has fusion crust. The interior is light gray and has a massive texture. Oxidation is very light.

 

Thin Section (,2) Description: Brian Mason

This meteorite is a fine-grained aggregate of pyroxene and plagioclase (average grain size 0.1 mm). Microprobe analyses show pyroxene composition ranging from Wo2Fs58 to Wo42Fs25; plagioclase composition ranges from An82 to An94. The meteorite is an unbrecciated eucrite.

 

Data from:
  MB76
  Table 2
  Line 3866:
Origin or pseudonym:Upper Ice Tongue
Mass (g):11.7
Class:Eu "ub"
Weathering grade:A
Ferrosilite (mol%):25-58
Catalogs:
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References: Published in Antarctic Meteorite Newsletter 13(2) (1990), JSC, Houston
Published in Meteoritical Bulletin, no. 76, Meteoritics 29, 100-143 (1994)
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Geography:

Antarctica
Coordinates:
     Catalogue of Meteorites:   (84° 17'S, 161° 5'E)
     Recommended::   (84° 16' 26"S, 161° 22' 32"E)
Note: the NHM and MetBase coordinates are 3.4 km apart

Statistics:
     This is 1 of 39173 approved meteorites from Antarctica (plus 5051 unapproved names)
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