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Northwest Africa 8627
Basic information Name: Northwest Africa 8627
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8627
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 5.8 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  Eucrite-br
Recommended:  Eucrite-br    [explanation]

This is 1 of 179 approved meteorites classified as Eucrite-br.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 25 Nov 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8627 (NWA 8627)

(Northwest Africa)

Purchased: 2014 May 5

Classification: HED achondrite (Eucrite, brecciated)

History: Purchased in Erfoud May 5, 2014.

Physical characteristics: A single small stone partially covered with with a thin translucent fusion crust.

Petrography: Igneous brecciated and partial melt rock. Main minerals are exsolved pyroxene, plagioclase. Accessory chromite, Ca-phosphate, silica, troilite. Rare metal.

Geochemistry: Pyroxenes: pigeonite Fs49.5±13.3Wo6.2±4.4 (Fs44.1-58.2Wo7.3-17.8, N=3), augite exsolution Fs31.4Wo39.5 (N=1), FeO/MnO=31.9±2.8 (N=4). Plagioclase An91.4±0.8Or0.1±0.1 (N=5). Chromite Cr#=0.80 (N=2). Magnetic susceptibility log χ = 3.07 (χ in 10-9 m3/kg).

Classification: Eucrite (brecciated)

Specimens: 1.2 g and a polished section in CEREGE. Main mass with P. Thomas

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2014 May 5
Mass (g):5.8
Pieces:1
Class:Eucrite-br
Ferrosilite (mol%):49.5±6.2 (N=3)
Wollastonite (mol%):13.3±4.4
Magnetic suscept.:3.07
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):1.24
Type spec location:CEREGE
Main mass:P. Thomas
Comments:Submitted by J. Gattacceca
Institutions
   and collections
CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 29 Oct 2018)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7385 approved meteorites from (Northwest Africa) (plus 1955 unapproved names)

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