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LaPaz Icefield 04843
Basic information Name: LaPaz Icefield 04843
     This is an OFFICIAL meteorite name.
Abbreviation: LAP 04843
Observed fall: No
Year found: 2004
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 108.6 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 29(1)  (2006)  CV3
Meteoritical Bulletin:  MB 91  (2007)  CV3
Antarctic Meteorite Newsletter:  AMN 46(1)  (2023)  CVoxA3.7
Recommended:  CVoxA3.7    [explanation]

This is 1 of 54 approved meteorites classified as CVoxA3.7.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 21 Feb 2006
Revised 27 Mar 2024: Reclassified in AMN 46(1)
Writeuphelp
Writeup from AMN 29(1):
Sample No.: LAP 04843
Location: LaPaz Ice Field
Field No.: 17006
Dimensions (cm):   5.0x5.0x2.5
Weight (g): 108.639
Meteorite Type: CV3 Chondrite
LAP 04843 LAP 04843


Macroscopic Description: Kathleen McBride
The exterior has rough, black fusion crust with purple shiny areas. Vugs of plucked areas are visible. The muddy gray matrix has white clasts with evaporites. This meteorite was very hard.

Thin Section (,4) Description: Tim McCoy and Linda Welzenbach
The section exhibits large chondrules (up to 3 mm) and CAIs in a dark matrix. Olivines range from Fa1-46 and a single pyroxene is Fs1. The meteorite is an oxidized CV3.

Cross-Polarized LightPlane-Polarized LightCross-Polarized LightPlane-Polarized Light
LAP 04843 - Cross-Polarized Light LAP 04843 - Plane-Polarized Light
 LAP 04843 - Cross-Polarized Light LAP 04843 - Plane-Polarized Light
Data from:
  MB91
  Table 4
  Line 690:
Mass (g):108.6
Class:CV3
Weathering grade:B/CE
Fayalite (mol%):1-46
Ferrosilite (mol%):1
Catalogs:
Search for this meteorite in the NASA/JSC database (U.S.):   
References: Published in Antarctic Meteorite Newsletter 29(1) (2006), JSC, Houston
Published in Meteoritical Bulletin, no. 91, MAPS 42, 413-466 (2007)
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Photos:
CreditPhotos
Photographs from AMN:
Photograph from unknown source A photo is in the write-up above
Geography:

Antarctica
Coordinates:Unknown.

Statistics:
     This is 1 of 44547 approved meteorites from Antarctica (plus 3802 unapproved names)
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Revision
  history:
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