|Allan Hills A76002|
|Basic information||Name: Allan Hills A76002|
This is an OFFICIAL meteorite name.
This meteorite may also be called Allan Hills 76002 (ALH 76002) in publications.
Observed fall: No
Year found: 1976 or 1977
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass: 1510 g
This is 1 of 89 approved meteorites classified as Iron, IAB-MG. [show all]
Search for other: IAB complex irons, Metal-rich meteorites, and Iron meteorites
Writeup from MB 56:
Warning: the following text was scanned and may contain character recognition errors. Refer to the original to be sure of accuracy.
DISCOVERY OF THE ALLAN HILLS A76002, ANTARCTICA, IRON METEORITE
Name: ALLAN HILLS A76002
Place of find: West of Allan Nunatak on the edge of the Polar plateau, Victoria Land, Antarctica.
Date of find: January 18, 1977.
Class and type: Iron. Coarsest octahedrite. Ni = 6.36%, Ga = 93 ppm, Ir = 2.3 ppm.
Number of individual
Total weight: 1510 g
Circumstances of find: Sighted from a helicopter which was taxiing 10-15 m above the bare ice, during the 1976-1977 season of the U.S: Japan Joint Antarctic Expedition, 80 m from the find site of the Allan Hills A76001 stone.
Source: . Yanai, 1978. First meteorites found in Victoria Land, Antarctica, December 1976 and January 1977. Mem. Nat. Inst. Polar Res., Special Issue No. 8, 51-69.
Note: Also known as Allan Nunatak No. 2 and as Allan Hills No. 2. Allan Hills A76002 is the name approved by the Nomenclature Committee of the Meteoritical Society.
See also: A. Cassidy, E. Olsen and K. Yanai, 1977. Antarctica: a deep-freeze storehouse for meteorites. Science 198, 727-731, where the coordinates of the find site are given as 76°39'27"S., 159°33'16"E., and E. Olsen et al., 1978. Eleven new meteorites from Antarctica, 1976-1977. Meteoritics 13, 209-225.
[From Antarctic Meteorite Newsletter 4(1):]
Sample No.: ALHA76002
Location: Allan Hills
Weight (gms): 307.0
Meteorite Type: Iron-Group IA or Ogg
A thin black fusion crust covers the exterior of this specimen. The regmaglypts have a minor amount of iron oxide staining in the depressions.
Dimensions: ~6.8 x 3.7 x 3.7 cm.
This is the same sample as Allan Hills #2 as described in Olsen, et al., 1978. Eleven new meteorites from Antarctica, 1976-1977, Meteoritics, Vol. 13, No. 2, pp 209-225.
|References:||Published in Antarctic Meteorite Newsletter 1(3) (1978), JSC, Houston|
Published in Meteoritical Bulletin, no. 56, Meteoritics 14, 161-175 (1979)
Published in Meteoritical Bulletin, no. 76, Meteoritics 29, 100-143 (1994)
This is 1 of 35143 approved meteorites from Antarctica (plus 6184 unapproved names)
ALHA762 (Added by JNG 2/23/06)|
Allan Hills No. 2 (Added by JNG 2/23/06)
Allan Nunatak No. 2 (Added by JNG 2/23/06)
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