Meteoritical Bulletin: Entry for Northwest Africa 3188

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Northwest Africa 3188

Basic information

Name: Northwest Africa 3188
This is an OFFICIAL meteorite name.
Abbreviation: NWA 3188
Observed fall: No
Year found: 2006
Country: (Northwest Africa)
Mass: 1620 g

Classification
history:

Meteoritical Bulletin:	MB 108	(2020)	H6
Recommended:			H6 [explanation]

This is 1 of 6825 approved meteorites (plus 6 unapproved names) classified as H6. [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)

Comments:

Approved 7 Sep 2019

Writeup

Writeup from MB 108:

Northwest Africa 3188 (NWA 3188)

(Northwest Africa)

Purchased: 2006

Classification: Ordinary chondrite (H6)

History: Purchased by Carsten Giessler in 2006 from a Moroccan dealer.

Petrography: (A. Irving, UWS and J. Boesenberg, BrownU) Largely recrystallized with triple grain junction to poikiloblastic texture. Holly-leaf shaped opaque phases are relatively abundant and rare remnant chondrules are present.

Geochemistry: Olivine (Fa_18.9±0.1(range Fa_18.8-18.9, N = 3), low-Ca pyroxene (Fs_17.0±0.2Wo_1.3±0.2(range Fs_16.7-17.2Wo_1.5-1.1, N = 4).

Classification: Ordinary chondrite (H6). Although this specimen has the attributes of a Type 6 chondrite, it is texturally transitional to Type 7.

Specimens: 35 g including one polished thin section at PSF; remainder with Mr. C. Giessler.

Data from:
  MB108
  Table 0
  Line 0:

Place of purchase:	Morocco
Date:	P 2006
Mass (g):	1620
Pieces:	1
Class:	H6
Shock stage:	S2
Weathering grade:	W0/1
Fayalite (mol%):	18.9±0.1
Ferrosilite (mol%):	17.0±0.2
Wollastonite (mol%):	1.3±0.2
Classifier:	A. Irving, UWS, and J. Boesenberg, BrownU
Type spec mass (g):	35
Type spec location:	PSF
Main mass:	C. Giessler
Comments:	Submitted by A. Irving

Institutions
and collections

PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
BrownU: Joseph Boesenberg Brown University Dept of Earth, Environmental and Planetary Sciences (DEEPS) 324 Brook Street Providence, RI 02912 , United States (institutional address; updated 4 Jan 2024)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150

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Photos:

Credit	Photos
Photos from the Encyclopedia of Meteorites:
Don Edwards

Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)

Also see:

This lists the most popular meteorites among people who looked up this meteorite.

Revision
history:

This lists important revisions made to data for this record.

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