Meteorite NWA 13663 Primitive L3 Chondrite Rare Type 3 Meteorite MAIN MASS

Description

NORTHWEST AFRICA 14663
L3 CHONDRITE METEORITE
This meteorite is officially classified & approved as NWA 14663 L3 Chondrite meteorite.
Classified by world renowned and profoundly respected Dr Anthony J. Irving and team at University of Washington.
NWA 14663
L3
CHONDRITE METEORITE
DISCOVERED IN MARCH 2020
IN NIGER
401 GRAM
MAIN MASS
YOU  ARE PURCHASING THE MAIN MASS
OF NWA 14663
GUARANTEED AUTHENTICITY
YOU ARE BUYING 100% A GUARANTEED AUTHENTIC METEORITE
combined with a signed certificate of authenticity
First express class delivery and provenance provided.
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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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Northwest Africa 14663
Basic information
Name:
Northwest Africa 14663
This is an OFFICIAL meteorite name.
Abbreviation:
NWA 14663
Observed fall:
No
Year found:
2021
Country:
Niger
Mass:
436 g
Classification
history:
Recommended:
L3
Comments:
Approved 12 Feb 2022
Writeup
Writeup from MB 111:
Northwest Africa 14663
(NWA 14663)
Niger
Purchased: 2021 Mar
Classification: Ordinary chondrite (L3)
History
: Found in Niger and purchased by Mbark Arjdal in March 2020 from a local dealer.
Petrography
: (A. Irving,
UWS
and P. Carpenter,
WUSL
) Closely-packed, well-formed, unequilibrated glass-bearing chondrules (apparent diameter 1060±630 µm, N = 25) are set in a fine grained matrix containing stained kamacite, taenite and troilite.
Geochemistry
: Olivine (Fa
19.2±16.0
, range Fa
1.1-49.7
, N = 9; Cr
2
O
3
in ferroan olivine 0.04-0.34 wt.%, mean 0.13±0.10 wt.%, N = 8), low-Ca pyroxene (Fs
9.8±7.8
Wo
1.6±1.6
, range Fs
2.7-20.8
Wo
0.3-3.6
, N = 4), pigeonite (Fs
34.0
Wo
7.5
; Fs
34.7
Wo
17.4
; Fs
24.6
Wo
19.5
; N = 3), augite (Fs
5.8
Wo
38.0
). Magnetic susceptibility log χ (× 10
-9
m
3
/kg) = 4.83.
Classification
: Ordinary chondrite (L3).
Specimens
: 30.8 g including one large area polished thin section at
UWB
; remainder with Mr. M. Arjdal.
Data from:
MB111
Table 0
Line 0:
Place of purchase:
Niger
Date:
P 2021 Mar
Mass (g):
436
Pieces:
1
Class:
L3
Shock stage:
S2
Weathering grade:
W1
Fayalite (mol%):
19.2±16.0
Ferrosilite (mol%):
9.8±7.8
Wollastonite (mol%):
1.6±1.6
Magnetic suscept.:
4.83
Classifier:
A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):
30.8
Type spec location:
UWB
Main mass:
M. Arjdal
Comments:
Work name Arj ZM 535; 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)
WUSL
: Washington Univ., One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011)
UWB
: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
Catalogs:
References:
Published in Meteoritical Bulletin, no. 111, in preparation (2022)
Find references in NASA ADS:
Find references in Google Scholar:
Geography:
Coordinates:
Unknown.
Statistics:
This is 1 of 93 approved meteorites from
Niger
(plus 3 unapproved names)
Also see:
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Revision
history:
This lists important revisions made to data for this record.
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