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LaPaz Icefield 031047
Basic information Name: LaPaz Icefield 031047
     This is an OFFICIAL meteorite name.
Abbreviation: LAP 031047
Observed fall: No
Year found: 2003
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 16.5 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 29(2)  (2006)  L-imp melt
Meteoritical Bulletin:  MB 92  (2007)  L-imp melt
Recommended:  L-melt rock    [explanation]

This is 1 of 35 approved meteorites classified as L-melt rock.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 1 Sep 2006
Writeuphelp
Writeup from AMN 29(2):
Sample No.: LAP 031047
Location: LaPaz Ice Field
Field No.: 16900
Dimensions (cm):   3.5x2.0x1.5
Weight (g): 16.471
Meteorite Type: L Chondrite (Impact Melt)


Macroscopic Description: Kathleen McBride
50% of the exterior is dull black with oxidation halos. The interior is a dark brown matrix which is friable and very weathered.


Thin Section (,2) Description: Tim McCoy
The section is an L chondrite (Fa23, Fs17) that has been partially to completely impact remelted. A fine-grained uniform texture includes numerous voids and rounded composite metal-sulfide particles.



Thin Section Images

Cross-Polarized LightPlane-Polarized Light
LAP 031047 - Cross-Polarized Light LAP 031047 - Plane-Polarized Light



Lab Images

LAP 031046 Image North

Data from:
  MB92
  Table 3
  Line 325:
Mass (g):16.5
Class:L-IM
Weathering grade:A
Fayalite (mol%):23
Ferrosilite (mol%):17
Catalogs:
Search for this meteorite in the NASA/JSC database (U.S.):   
References: Published in Antarctic Meteorite Newsletter 29(2) (2006), JSC, Houston
Published in Meteoritical Bulletin, no. 92, MAPS 42, 1647-1694 (2007)
Find references in NASA ADS:
Find references in Google Scholar:
Photos:
CreditPhotos
Photographs from AMN:
JSC A photo is in the write-up above
Geography:

Antarctica
Coordinates:Unknown.

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

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