21360 - Official NWA 11667 Enstatite Chondrite EL6 Polished Section 13,4g
21360 - Official NWA 11667 Enstatite Chondrite EL6 Polished Section 13,4g 21360 - Official NWA 11667 Enstatite Chondrite EL6 Polished Section 13,4g 21360 - Official NWA 11667 Enstatite Chondrite EL6 Polished Section 13,4g 21360 - Official NWA 11667 Enstatite Chondrite EL6 Polished Section 13,4g 21360 - Official NWA 11667 Enstatite Chondrite EL6 Polished Section 13,4g

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21360 - Official NWA 11667 Enstatite Chondrite EL6 Polished Section 13,4g

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Species
NWA 1667 Enstatite Chondrite EL6
Age
-
Location
Fell in Occidental Sahara Desert, Morocco, Northwest Africa
Formation
Medium-sized Asteroids (Jupiter-Mars Asteroids belt)
Size
42.6 mm   •    in
Weight
13 g   •    oz
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Description

Beautiful example of a polished 13.4g section of this rare type of Enstatite Chondrite EL6

Guaranteed by IMCA (International Meteorite Collectors Association) member 2973 and Geologist Juan Avilés Poblador

Meteoritical Bulletin Database:

Northwest Africa 11667

Basic information Name: Northwest Africa 11667
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11667 
Observed fall: No
Year found: 2017
Country: (Northwest Africa) 
Mass:help 682 g
Classification
  history:
Recommended:   EL6    [explanation]

This is 1 of 117 approved meteorites classified as EL6.   [show all]
Search for other: EL chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), and Enstatite-rich meteorites
Comments: Approved 20 Feb 2018
Writeuphelp
Writeup from MB 107: 

Northwest Africa 11667 (NWA 11667)

(Northwest Africa)

Purchased: 2017

Classification: Enstatite chondrite (EL6)

History: The meteorite was bought by the main mass holder from a local meteorite dealer in Morocco.

Physical characteristics: Dark brownish individual with some patches of fusion crust.

Petrography: The meteorite displays a fine-grained, recrystallized texture of predominantly enstatite, less abundant albitic feldspar, often intergrown daubreelite and troilite, and FeNi metal. No chondrules are visible.

Geochemistry: Feldspar: An15.3Ab80.2, n= 12; FeNi metal contains about 1.2 wt% Si

Data from:
  MB107
  Table 0
  Line 0:
Place of purchase: Morocco
Date: P 2017
Mass (g): 682
Pieces: 1
Class: EL6
Shock stage: S2
Weathering grade: W2
Ferrosilite (mol%): 0.4±0.1 (n=17)
Wollastonite (mol%): 1.4±0.2 (n=17)
Classifier: A. Greshake, MNB
Type spec mass (g): 20.3
Type spec location: MNB
Main mass: Said Yousfi
Comments: Submitted by Ansgar Greshake
CERTIFICATE OF AUTHENTICITY
This is a unique item. A physical certificate of authenticity will be provided. The certificate, elaborated individually by an expert paleontologist, contains an accurate scientific description and the certificate validity can be verified online at all times. In addition, a 100% money back guarantee is provided. Learn more.

 

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