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Allan Hills 99101
Basic information Name: Allan Hills 99101
     This is an OFFICIAL meteorite name.
Abbreviation: ALH 99101
Observed fall: No
Year found: 2000
Country: Antarctica [Collected by Programma Nazionale di Ricerche in Antartide (PNRA), Italy]
Mass:help 103.4 g
Classification
  history:
NHM Catalogue:  5th Edition  (2000)  L/LL3
Meteoritical Bulletin:  MB 84  (2000)  L(LL)3
MetBase:  v. 7.1  (2006)  LL3
Recommended:  LL3    [explanation]

This is 1 of 320 approved meteorites classified as LL3.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Writeuphelp
Writeup from MB 84:

Allan Hills 99101

Antarctica

Found 2000 January 21

Ordinary chondrite L(LL)3

A 134.4 g stone was found in a moraine of the Allan Hills main icefield by a geological party of the Italian Antarctic research programme (PNRA). Mineralogy and classification (C. Ferraris, L. Folco, MNA-SI):  large chondrules up to 3 mm in diameter are v isible on broken surfaces; chondrule abundance, ~ 80 vol%; chondrule mean diameter, ~ 0.8 mm; metal abundance, ~ 4 vol%; olivine, Fa3–35; pyroxene, Fs0–2; shock stage, S4; weathering grade, W1; specimens, MNA-SI.

Institutions
   and collections
MNA-SI: Museo Nazionale dell'Antartide, Università di Siena, Via Laterina 8, I-53100 Siena, Italy; Website (institutional address; updated 13 Dec 2011)
Catalogs:
Search for this meteorite in the Museo Nazionale dell'Antartide database (Siena, Italy):   
References: Published in Meteoritical Bulletin, no. 84, MAPS 35, A199-A225 (2000)
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Geography:

Antarctica
Coordinates:
     Catalogue of Meteorites:   (76° 46'S, 159° 27'E)
     Recommended::   (76° 45' 40"S, 159° 27' 9"E)
Note: the NHM and MetBase coordinates are 0.6 km apart

Statistics:
     This is 1 of 39173 approved meteorites from Antarctica (plus 5051 unapproved names)
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