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MacAlpine Hills 041219
Basic information Name: MacAlpine Hills 041219
     This is an OFFICIAL meteorite name.
Abbreviation: MAC 041219
Observed fall: No
Year found: 2004
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 0.5 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 29(2)  (2006)  CM2
Meteoritical Bulletin:  MB 92  (2007)  CM2
Recommended:  CM2    [explanation]

This is 1 of 544 approved meteorites classified as CM2.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), CM chondrites, and CM-CO clan chondrites
Comments: Field number: 15819
Approved 1 Sep 2006
Writeuphelp
Writeup from AMN 29(2):
Sample No.: MAC 041219
Location: MacAlpine Hills
Field No.: 15819
Dimensions (cm):   1.0x1.0x0.5
Weight (g): 0.475
Meteorite Type: CM2 Chondrite


Thin Section (,2) Description: Tim McCoy
The section consists of a few small chondrules (up to 0.5 mm), mineral grains and CAIs set in a black matrix; rare metal and sulfide grains are present. Olivine compositions are Fa1-38. The matrix consists pre-dominantly of an Fe-rich serpentine. The meteorite is a CM2 chondrite.



Thin Section Images

Cross-Polarized LightPlane-Polarized Light
MAC 041219 - Cross-Polarized Light MAC 041219 - Plane-Polarized Light


Data from:
  MB92
  Table 3
  Line 636:
Mass (g):0.5
Class:CM2
Weathering grade:B
Fayalite (mol%):1-38
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)
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Photos:
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Photographs from AMN:
JSC A photo is in the write-up above
Geography:

Antarctica
Coordinates:
     Recommended::   (84° 18' 52"S, 159° 52' 48"E)

Statistics:
     This is 1 of 40719 approved meteorites from Antarctica (plus 4494 unapproved names)
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