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The never-ending discovery of Meteorites, brought to you by {name}

Francesco Moser

Name: Northwest Africa 16179
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 16179
Observed fall: No
Year found: 2023
Country: (Northwest Africa)
Mass:help 3.2 kg
Classification
  history:	
Meteoritical Bulletin:  	MB 112  	(2024)  	Eucrite
Recommended:  			Eucrite    [explanation]

This is 1 of 631 approved meteorites ) (plus 1 unapproved name) classified as Eucrite.    [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments:	Approved 30 Sep 2023
Writeuphelp	
Writeup from MB 112:
Northwest Africa 16179 (NWA 16179)
(Northwest Africa)
Purchased: 2023
Classification: HED achondrite (Eucrite)
History: Many samples weighing a total of 3.2 kg were found in northwest Africa. Salek Mrabih purchased the sample from a meteorite dealer in June 2023.
Physical characteristics: Stones have a rounded shape and lack fusion crust. The cut face is light gray in color and shows a brecciated texture.
Petrography: Description and classification (A. Love, App) Sample shows brecciated texture dominated by anhedral exsolved pyroxene and plagioclase fragments. Average grainsize of plagioclase felspar is 65.6µm, n=20. Additional minerals are: a silica polymorph, apatite, Cr-bearing ilmenite, chromite and troilite.
Geochemistry: (A. Love, App) low Ca-pyroxene (Fs65.3±1.1Wo2.8±1.2, Fe/Mn=31.1±0.5 n=12); high Ca-pyroxene (Fs31.0±1.5Wo41.0±1.5, Fe/Mn=31.3±1.2 n=12); plagioclase (An92.1_1.1Or0.2±0.1, n=12).
Classification: HED achondrite (eucrite breccia M-S2 low weathering) Based on textures and mineral compositions, sample is a equilibrated basaltic eucrite breccia with M-S2 and low weathering.
Specimens: Salek Mrabih (Dominion meteorites) holds the main masses. A polished thin section and 7 small individuals weighing 20.2 g are on Deposit at App.
Data from:
  MB112
  Table 0
  Line 0:	
Place of purchase:	Morocco
Date:	P 2023
Mass (g):	3200
Pieces:	many
Class:	Eucrite
Shock stage:	M-S2
Weathering grade:	low
Ferrosilite (mol%):	65.3±1.1; 31.0±1.5
Wollastonite (mol%):	2.8.4±1.2; 41.0±1.5
Classifier:	A. Love, App
Type spec mass (g):	20.2
Type spec location:	App
Main mass:	Salek Mrabih
Comments:	Submitted by Anthony Love


North Africa, North Africa

Eucrite NWA 16179 - 5.96 g - (2)

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Eucrite NWA 16179 - 5.96 g - (2)

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