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| Allan Hills A80123 | |||||||||||||||||||||
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| Basic information | Name: Allan Hills A80123 This is an OFFICIAL meteorite name. Abbreviation: ALHA80123 This meteorite may also be called Allan Hills 80123 (ALH 80123) in publications. Observed fall: No Year found: 1980 Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)] Mass:  27.8 g | ||||||||||||||||||||
| Classification history: |
This is 1 of 10193 approved meteorites (plus 18 unapproved names) classified as H5. [show all] Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||
| Writeup |
Writeup from AMN 5(1):
Sample No.: ALHA80123 Location: Allan Hills Field No.: 1013 Weight (gms): 27.8 Meteorite Type: H5 Chondrite
Physical Description: Carol Schwarz This is not a complete specimen. Two surfaces are covered with thin black fusion crust and the remainder is dark reddish-brown and iridescent. Chipping revealed that the interior is totally weathered. Dimensions: 4 x 3 x 1.5 cm
Petrographic Description: Brian Mason Chondritic structure is moderately well developed, but the chondrules are generally small, ranging up to 0.6 mm in diameter.. Traces of fusion crust are present along one edge. Weathering is extensive, with limonitic staining and limonite veinlets throughout the section. Microprobe analyses gave the following compositions: olivine, Fa18; pyroxene, Fs16. The meteorite is classified as an H5 chondrite. | ||||||||||||||||||||
| Data from: MB76 Table 2 Line 513: |
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| References: | Published in Antarctic Meteorite Newsletter 5(1) (1982), JSC, Houston Published in Meteoritical Bulletin, no. 76, Meteoritics 29, 100-143 (1994)
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Geography:
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Statistics: This is 1 of 40719 approved meteorites from Antarctica (plus 4494 unapproved names) | ||||||||||||||||||||
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