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Lunar Meteorite 33.4g | Lunar Breccia - NWA 11228 | Collector Grade Complete Individual

Brought to you by: Top Meteorite

  • $ 5,010.00


On Offer:  An exceptional 33.4 gram piece of Lunar Feldspathic Breccia Meteorite with official name: NWA 11228 

Description: A 33.4 gram complete individual lunar feldspathic breccia meteorite with extensive shock features *including; vesiculation, melt pockets, shock veins, and free visible metal that was likely parts of the iron impactor that was incorporated into the ejecta of the target material, that ultimately became this lunar meteorite.
*not all features are present in all specimens
Type: Lunar Feldspathic Breccia
Official name:  NWA 11228

Approved: 5/4/2017
Mass: 33.4g
Paren body: The Moon - this is material ejected from our Moon when it was hit by another meteorite and became a meteorite itself when it struck the Earth.
What you get: 33.4 gram NWA 11228 Lunar Meteorite Specimen as Shown, Membrane Storage/Display Box, signed 5x7 double-sided Certificate of Authenticity and 2'x'3 polycarbonate Certificate
Top Meteorite offers exceptional quality specimens at very reasonable prices.
Top Meteorite offers a 100% no questions asked 15 day return policy.
Northwest Africa 11228
Basic information Name: Northwest Africa 11228
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11228 
Observed fall: No
Year found: 2017
Country: (Northwest Africa) 
Mass:help 140 g
Recommended:   Lunar (feldsp. breccia)    [explanation]

This is 1 of 117 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 10 May 2017
Writeup from MB 106: 

Northwest Africa 11228 (NWA 11228)

(Northwest Africa)

Purchased: 20 Mar 2017

Classification: Lunar meteorite (feldspathic breccia)

History: Purchased by Dustin Dickens, March 20, 2017, from Mohamed Maulud.

Physical characteristics: Many irregular shaped fragments, dark sand-blasted exterior, no fusion crust.

Petrography: (C. Agee, UNM) This meteorite is a fragmental breccia with pyroxene, plagioclase, and olivine grains set in fine grained groundmass. Scatttered micro-gabbro fragments were also observed. Ubiquitous, fine grained, accessory Fe-metal and sulfide are present. Minor amount of shock melt was observed in the microprobe section. All pyroxene grains probed were pigeonite, no augite was detected.

Geochemistry: (C. Agee and B. Ha, UNM) Olivine Fa40.2±13.6, Fe/Mn=93±9, n=10; pigeonite Fs36.1±7.9Wo11.6±3.5, Fe/Mn=57±6, n=11; plagioclase An94.4±1.1Ab5.0±1.0Or0.6±0.2, n=5; shock melt (proxy for bulk composition) Al2O3=26±1, TiO2=0.14±0.09, MgO=12±6, FeO=3±2 (all wt%), n=2.

Classification: Lunar (feldspathic breccia)

Specimens: 20.3 g including a probe mount on deposit at UNM, Dustin Dickens holds the main mass.

Data from:
  Table 0
  Line 0:
Place of purchase: Morocco
Date: P 20 Mar 2017
Mass (g): 140
Pieces: Many
Class: Lunar (feldsp. breccia)
Shock stage: high
Weathering grade: moderate
Fayalite (mol%): 40.2±13.6
Ferrosilite (mol%): 36.1±7.9
Wollastonite (mol%): 11.6±3.5
Classifier: C. Agee, UNM
Type spec mass (g): 20.3
Type spec location: UNM
Main mass: Dustin Dickens
Comments: Submitted by C. Agee
   and collections
UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; Website (institutional address; updated 12 Feb 2015)
ID: TMSBNWA1122818001

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