Meteoritical Bulletin: Entry for Northwest Africa 13306

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Northwest Africa 13306

Basic information

Name: Northwest Africa 13306
This is an OFFICIAL meteorite name.
Abbreviation: NWA 13306
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass: 1560 g

Classification
history:

Recommended:

Lunar (feldsp. breccia) [explanation]

This is 1 of 315 approved meteorites classified as Lunar (feldsp. breccia). [show all]
Search for other: Lunar meteorites

Comments:

Approved 13 Jun 2020

Writeup

Writeup from MB 109:

Northwest Africa 13306 (NWA 13306)

(Northwest Africa)

Purchased: January 2020

Classification: Lunar meteorite (feldspathic breccia)

History: Purchased by Carlos Muñecas in January 2020 from a dealer in Guelmin, Morocco.

Physical characteristics: Abundant feldspathic clasts set in a dark gray groundmass with lesser amounts of fragmental pyroxene and olivine.

Petrography: Abundant feldspathic clasts set in a dark-gray groundmass with lesser amounts of fragmental pyroxene and olivine.

Geochemistry: Mineral compositions and geochemistry: Olivine: Fa_20.2±0.9, Fe/Mn = 89±1 (n=4); Low-Ca pyroxene: Fs_25.3±0.8Wo_5.6±0.5, Fe/Mn = 58±6 (n=4); High-Ca pyroxene: Fs_26.6±1Wo_36.5±0.6, Fe/Mn = 58±1 (n=2); Plagioclase: An_97.5±0.8Or_0.2±0.1(n=6).

Classification: Lunar feldspathic breccia

Data from:
  MB109
  Table 0
  Line 0:

Place of purchase:	Guelmin, Morocco
Date:	P January 2020
Mass (g):	1560
Pieces:	8
Class:	Lunar (feldsp. breccia)
Shock stage:	moderate
Weathering grade:	moderate
Fayalite (mol%):	20.2±0.9
Ferrosilite (mol%):	25.3±0.8
Wollastonite (mol%):	5.6±0.5
Classifier:	J. Llorca, UPC
Type spec mass (g):	20
Type spec location:	UPC
Main mass:	Carlos Muñecas
Comments:	Submitted by Carlos Muñecas

Institutions
and collections

UPC: Institut de Tècniques Energètiques, Universitat Politècnica de Catalunya Diagonal 647, ed. ETSEIB, 08028 Barcelona, Spain, Spain (institutional address; updated 3 May 2015)

Catalogs:

References:

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