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3.04g Lunar Meteorite I Lunar Breccia I NWA 11788

Top Meteorite

  • $ 760.00


On Offer:  3.04 gram amazing lunar meteorite of the feldspathic breccia NWA 11787.

Type: Lunar Feldspathic Breccia
Official name:  NWA 11788
Mass:  3.04
Paren body: The Moon  
This is an actual 3.04g gram piece of the Moon that was ejected from it’s surface when another meteorite struck it with enough force to send pieces into an Earth crossing trajectory. 
Description: An amazing 3.04 gram specimen of the lunar meteorite NWA 11788. 
What you get: 3.04g  gram  Lunar Meteorite Specimen as shown, membrane storage/shipping box, signed Certificate of Authenticity
Top Meteorite offers a 100% no questions asked 30 day return policy.

Northwest Africa 11788
Basic information Name: Northwest Africa 11788
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11788
Observed fall: No
Year found: 2017
Country: Mali
Mass:help 10.44 kg
Meteoritical Bulletin:           (2018)   Lunar (feldsp. breccia)
Recommended:   Lunar (feldsp. breccia)    [explanation]

This is 1 of 240 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 26 May 2018
Writeup from MB 107:

Northwest Africa 11788 (NWA 11788)


Purchased: 2017

Classification: Lunar meteorite (feldspathic breccia)

History: Purchased in Mali by Dustin Dickens from anonymous meteorite hunter.

Physical characteristics: Many dark visually identical appearing pieces, with masses ranging from ~2 kg to many sub-g fragments, showing no fusion crust. Saw cut reveals a finely fragmental breccia with white feldspathic clasts set in a dark gray ground mass with metal flecks and minor vesiculation appearing throughout.

Petrography: (C. Agee, UNM) This meteorite is a breccia of fragmental pyroxene, olivine, plagioclase grains. There are domains that are fine-grained and cataclastic with shock melt and vesicles.

Geochemistry: (C. Agee, UNM) olivine Fa: 31.2±9.4, Fe/Mn=95±7, n=12; clinopyroxene Fs36.0±10.0Wo22.2±8.8, Fe/Mn=60±5, n=12; plagioclase An93.0±1.8, n=7; Shock melt (20 _m defocused electron beam, proxy for bulk meteorite composition): SiO2=43.2±1.7, TiO2=0.46±0.20, Al2O3=24.2±3.6, Cr2O3=0.23±0.08, MgO=7.8±1.4, FeO=8.0±3.2, MnO=0.10±0.05, CaO=14.2±1.4, Na2O=0.35±0.23, K2O=0.08±0.05 (all wt%), n=4.

Classification: Lunar feldspathic breccia

Specimens: 28.9 g including a probe mount on deposit at UNM, Dustin Dickens holds the main mass.

Data from:
  Table 0
  Line 0:
Place of purchase: Mali
Date: P 2017
Mass (g): 10441
Pieces: Many
Class: Lunar (feldsp. breccia)
Shock stage: high
Weathering grade: moderate
Fayalite (mol%): 31.2±9.4
Ferrosilite (mol%): 36.0±10.0
Wollastonite (mol%): 22.2±8.8
Classifier: C. Agee, UNM
Type spec mass (g): 28.9
Type spec location: UNM
Main mass: Dustin Dickens
Comments: Field name DD-21; submitted by C. Agee, UNM
   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)

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