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Gouchi 001
Basic information Name: Gouchi 001
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2019
Country: Niger
Mass:help 189 g
Classification
  history:
Recommended:  R4    [explanation]

This is 1 of 67 approved meteorites classified as R4.   [show all]
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 4-7)
Comments: Approved 10 Oct 2020
Writeuphelp
Writeup from MB 109:

Gouchi 001        13°49’15.4"N, 9°00’10.8"E

Zinder, Niger

Find: June 2019

Classification: Rumuruti chondrite (R4)

Petrography: The rock has abundant olivine, but also contains some low-Ca pyroxene grains as well as Ca-pyroxene. The chondrite is heavily weathered (W4) and its chondrules are well defined making up about 50 vol.%. Chondrule types include BO, PP, PO, POP, C, and RP.

Geochemistry: The olivine is equilibrated (Fa39.4±0.4; N=18); and the low-Ca pyroxene has Fs26.3±4.8Wo1.2±0.9; N=9).

Data from:
  MB109
  Table 0
  Line 0:
State/Prov/County:Zinder
Origin or pseudonym:Desert
Place of purchase:Moroccan Dealer
Date:June 2019
Latitude:13°49'15.4"N
Longitude:9°00'10.8"E
Mass (g):189.0
Pieces:1
Class:R4
Shock stage:S3
Weathering grade:W4
Fayalite (mol%):39.4±0.4 (n=17)
Ferrosilite (mol%):26.3±4.8 (n=9)
Wollastonite (mol%):1.2±0.9 (n=9)
Classifier:K. Klemm, A. Bischoff, IfP
Type spec mass (g):20.5
Type spec location:IfP
Main mass:Decker Meteorite Museum
Comments:Working No.: De-05; submitted by K. Klemm, IfP; submitted by Klemm K.
Institutions
   and collections		 IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Geography:

Niger
Coordinates:
     Recommended::   (13° 49' 15"N, 9° 0' 11"E)

Statistics:
     This is 1 of 4 approved meteorites from Zinder, Niger
     This is 1 of 111 approved meteorites from Niger (plus 4 unapproved names)
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