NEA 030 L5 CHONDRITE METEORITE METEORITE MAIN MASS, FROM OUTER SPACE

Description

NORTHEAST AFRICA 030
NEA 030
L5 CHONDRITE METEORITE
FOUND IN NOVEMBER 2019
IN LIBYA
MAIN MASS
1238 GRAM
YOU ARE PURCHASING THE MAIN MASS OF NEA 030
L5 CHONDRITE METEORITE
This meteorite is officially classified & approved as NEA 030
Classified and studied by world renowned and profoundly respected Dr Anthony J. Irving and team at University of Washington
GUARANTEED AUTHENTICITY
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COMBINED WITH A SIGNED CERTIFICATE OF AUTHENTICITY
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OFFICIAL CLASSIFICATION DATA SOURCE:
THE METEORITICAL SOCIETY
INTERNATIONAL SOCIETY FOR METEORITICS AND PLANETARY SCIENCE
LUNAR AND PLANETARY INSTITUTE
METEORITICAL BULLETIN DATABASE
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Northeast Africa 030
Basic information
Name:
Northeast Africa 030
This is an OFFICIAL meteorite name.
Abbreviation:
NEA 030
Observed fall:
No
Year found:
2019
Country:
Libya
Mass:
1985 g
Classification
history:
Recommended:
L5
Comments:
Approved 20 Dec 2021
Writeup
Writeup from MB 110:
Northeast Africa 030
(NEA 030)
Libya
Purchased: 2019 Nov
Classification: Ordinary chondrite (L5)
History
: Purchased by Mbark Arjdal in November 2019 from a Libyan dealer.
Petrography
: (A. Irving,
UWS
and J. Boesenberg,
BrownU
) Well-formed chondrules containing devitrified glass are set in a matrix containing troilite, stained kamacite, augite, sodic plagioclase, chromite, chlorapatite and merrillite.
Geochemistry
: Olivine (Fa
24.5±0.3
, range Fa
24.0-24.8
, N = 7), low-Ca pyroxene (Fs
20.6±0.3
Wo
1.6±0.2
, range Fs
20.2-20.9
Wo
1.4-1.8
, N = 4), augite (Fs
8.0±0.3
Wo
44.6±0.4
, range Fs
7.8-8.3
Wo
44.9-44.3
, N = 2).
Classification
: Ordinary chondrite (L5).
Specimens
: 143 g including one polished thin section at
UWB
; remainder with Mr. M. Arjdal.
Data from:
MB110
Table 0
Line 0:
Place of purchase:
Libya
Date:
P 2019 Nov
Mass (g):
1985
Pieces:
2
Class:
L5
Shock stage:
S2
Weathering grade:
W1
Fayalite (mol%):
24.5±0.3
Ferrosilite (mol%):
20.6±0.3
Wollastonite (mol%):
1.6±0.2
Classifier:
A. Irving, UWS, and J. Boesenberg, BrownU
Type spec mass (g):
143
Type spec location:
UWB
Main mass:
M. Arjdal
Comments:
Work name Arj H18; submitted by A. Irving
Institutions
and collections
UWS
: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
UWB
: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
BrownU
: Brown University Providence, RI 02912, United States (institutional address; updated 7 Sep 2019)
Catalogs:
References:
Published in Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:
Geography:
Coordinates:
Unknown.
Statistics:
This is 1 of 1528 approved meteorites from
Libya
(plus 23 unapproved names) (plus 2 impact craters)
Also see:
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Revision
history:
This lists important revisions made to data for this record.