Meteoritical Bulletin: Entry for Errachidia 003

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Errachidia 003

Basic information

Name: Errachidia 003
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2020
Country: Morocco
Mass: 247 g

Classification
history:

Recommended:

Winonaite [explanation]

This is 1 of 80 approved meteorites (plus 1 unapproved name) classified as Winonaite. [show all]
Search for other: Primitive achondrites, Winonaites

Comments:

Approved 14 Nov 2020

Writeup

Writeup from MB 109:

Errachidia 003 32°02.250’N, 4°03.733’W

Centre-South, Morocco

Purchased: 2020 Mar

Classification: Primitive achondrite (Winonaite)

Petrography: (J. Gattacceca, CEREGE) Highly recrystallized crystalline rock with triple junctions. Main mineral are olivine (~250 μm), low-Ca pyroxene (~250 μm), plagioclase (~200 μm), and less abundant Ca-pyroxene (~100 μm). Other minerals: troilite, kamacite, rare chromite.

Geochemistry: Olivine Fa_1.2±0.2, FeO/MnO = 6.2 (n=3). Pyroxenes: orthopyroxene Fs_4.7Wo_2.2(n=2), Ca-pyroxene Fs_1.9Wo_45.1(n=1), FeO/MnO = 4.0 (n=3). Plagioclase An_10.1Ab_85.6Or_4.3(n=2).

Classification: Primitive achondrite (winonaite)

Data from:
  MB109
  Table 0
  Line 0:

State/Prov/County:	Centre-South
Date:	P 2020 Mar
Latitude:	32°02.250'N
Longitude:	4°03.733'W
Mass (g):	247
Pieces:	many
Class:	Winonaite
Weathering grade:	moderate
Fayalite (mol%):	1.2±0.2 (n=3)
Ferrosilite (mol%):	4.7 (n=2)
Wollastonite (mol%):	2.2
Magnetic suscept.:	5.17
Classifier:	J. Gattacceca, CEREGE
Type spec mass (g):	21.3
Type spec location:	CEREGE
Main mass:	Kuntz
Comments:	work name K482; submitted by Jérôme 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)
Kuntz: Fabien Kuntz, France; Website (private address)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 109, in preparation (2020)

Find references in NASA ADS:
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Photos:

Credit	Photos
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
Ryan Upchurch

Geography:

Morocco

Coordinates:
Recommended::	(32° 2' 15"N, 4° 3' 44"W)

Statistics:
This is 1 of 43 approved meteorites from Centre-South, Morocco (plus 1 impact crater)
This is 1 of 1973 approved meteorites from Morocco (plus 37 unapproved names) (plus 1 impact crater)

Proximity search:

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