Meteoritical Bulletin: Entry for Allan Hills A77303

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Allan Hills A77303

Basic information

Name: Allan Hills A77303
This is an OFFICIAL meteorite name.
Abbreviation: ALHA77303
This meteorite may also be called Allan Hills 77303 (ALH 77303) in publications.
Observed fall: No
Year found: 1977
Country: Antarctica [Collected jointly by ANSMET (US) and NIPR (Japan)]
Mass: 78.6 g

Classification
history:

Antarctic Meteorite Newsletter:	AMN 7(1)	(1984)	L3
Meteoritical Bulletin:	MB 76	(1994)	L3
NHM Catalogue:	5th Edition	(2000)	L3
MetBase:	v. 7.1	(2006)	L3.5
Recommended:			L3.5 [explanation]

This is 1 of 95 approved meteorites classified as L3.5. [show all]
Search for other: L chondrites, L chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)

Data from:
  MB76
  Table 2
  Line 252:

Origin or pseudonym:	Main icefield
Mass (g):	78.6
Class:	L3
Weathering grade:	B/C
Ferrosilite (mol%):
Comments:	26Al=45±5; 77011 pairing group

Catalogs:

Search for specimens in the Smithsonian Institution collection (U.S.):	Require SI photo
Search for this meteorite in the NIPR database (Japan):
Search for this meteorite in the NASA/JSC database (U.S.):

References:

Published in Antarctic Meteorite Newsletter 6(2) (1983), JSC, Houston
Published in Meteoritical Bulletin, no. 76, Meteoritics 29, 100-143 (1994)

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Geography:

Antarctica

Coordinates:
Catalogue of Meteorites:	(76° 43'S, 159° 40'E)
Recommended::	(76° 43'S, 159° 40'E)

Statistics:
This is 1 of 44048 approved meteorites from Antarctica (plus 3802 unapproved names)

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