Name: Northwest Africa 14416 This is an OFFICIAL meteorite name. Abbreviation: NWA 14416 Observed fall: No Year found: 2020 Country: (Northwest Africa) Mass: 167 g
Classification history:
Recommended:
L4
This is 1 of 1919 approved meteorites (plus 4 unapproved names) classified as L4.
Comments:
Approved 31 Oct 2021
Writeup
Writeup from MB 110:
NorthwestAfrica14416 (NWA 14416)
(NorthwestAfrica)
Purchased: 2020
Classification: Ordinary chondrite (L4)
History: Purchased by Geologist Juan Avils Poblador in Fall 2020 from a meteorite dealer in Mauritania.
Physical characteristics: Single stone with dark-brown fusion crust.
Petrography: (D. Sheikh, Cascadia) This sample is an ordinary chondrite containing chondrules (Av. 750±100 μm, n=14) and accessory Fe-Ni metal and troilite.
Geochemistry: Olivine (Fa23.4±0.9, range Fa22.4-24.1, n=6), Low-Ca Pyroxene (Fs19.8±0.4Wo1.7±0.3, range Fs19.2-20.4Wo1.1-2.0, n=10).
Classification: Ordinary chondrite (L4).
Specimens: 20.1 g and a thin section at Cascadia; main mass with Juan Avils Poblador.
Data from: MB110 Table 0 Line 0:
Place of purchase:
Mauritania
Date:
P 2020
Mass (g):
167
Pieces:
1
Class:
L4
Shock stage:
S3
Weathering grade:
W2
Fayalite (mol%):
23.4±0.9
Ferrosilite (mol%):
19.8±0.4
Wollastonite (mol%):
1.7±0.3
Classifier:
D. Sheikh, Cascadia
Type spec mass (g):
20.1
Type spec location:
Cascadia
Main mass:
Juan Avils Poblador
Comments:
Submitted by Daniel Sheikh
Institutions and collections
Cascadia Meteorite Laboratory, Portland State University, Department of Geology, Room 17 Cramer Hall, 1721 SW Broadway, Portland, OR 97201, United States; (institutional address; updated 28 Oct 2011)
This is an OFFICIAL meteorite name.
Abbreviation: NWA 14416
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass:
history:
This is 1 of 1919 approved meteorites (plus 4 unapproved names) classified as L4.
MB110
Table 0
Line 0:
and collections