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Catalog Data

Expedition:
Antarctic Search for Meteorites (ANSMET)  Search this
Place:
Antarctica
Collection Date:
1977
Notes:
# NASA data for ALH 77232 Weathering: C Fracturing: C Pairing: ALH 77004 Fa: 17 mol % Fs: 15 mol % ²⁶Al: 54 ± 3 dpm/kg NTL: 33.1 ± 0.2 krad
The sample is rounded and only small patches of remnant fusion crust remain on the exterior surface. The sample is severely weathered, the entire specimen is uniformly stained reddish-brown, and fractured. When the sample was sawed it crumbled into many pieces. All of the surfaces exposed during processing were severely weathered. White deposits developed on some surfaces of the meteorite while they dried in the nitrogen cabinet. Dimensions: 20 x 19 x 14 cm.
Record Last Modified:
4 Aug 2025
Specimen Count:
1
Other Numbers:
Original meteorite number : ALHA77232,10
See more items in:
Mineral Sciences
Meteorites
Antarctic Polished Thin Section Collection
Digital Collection: Micrographs
Data Source:
NMNH - Mineral Sciences Dept.
GUID:
http://n2t.net/ark:/65665/3b237b2f7-d59f-46aa-928a-658825e6f3d4
EDAN-URL:
edanmdm:nmnhmineralsciences_1035309