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Northwest Africa 601
Basic information Name: Northwest Africa 601
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 601
Observed fall: No
Year found: 2000
Country: (Northwest Africa)
Mass:help 210 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  LL6
Recommended:  LL6    [explanation]

This is 1 of 2842 approved meteorites (plus 1 unapproved name) classified as LL6.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 29 Oct 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 601 (NWA 601)

Northwest Africa

Purchased: 2000

Classification: Ordinary chondrite (LL6)

History: One flattened 210 g stone containing desert patina was found and sold to Michael Cottingham in Morocco. Thomas Webb acquired the sample in November of 2000.

Petrography: Description and classification (A. Love, App): Sample is mottled orange and displays chondritic texture composed of indistinct chondrules in recrystallized matrix. Relict chondrules have an average diameter 1484 μm, (one polysomatic barred olivine chondrule is 7.16 mm in diameter) set within a recrystallized matrix with minimally weathered, irregular-shaped grains of FeNi and FeS.

Geochemistry: (A.Love, App) Olivine and pyroxene nearly uniform in composition. Olivine Fa28.9±0.5, n=20; low Ca pyroxene Fs21.8±0.7Wo2.5±0.2, n=10; Ca-rich pyroxene Fs8.7±1.2Wo50.2±0.6, n=5.

Classification: Ordinary Chondrite (LL6, S3, W2)

Specimens: 21.2 g and 1 polished thin section are on deposit at App.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2000
Mass (g):210
Pieces:1
Class:LL6
Shock stage:S3
Weathering grade:W2
Fayalite (mol%):29
Ferrosilite (mol%):22
Wollastonite (mol%):2.5
Classifier:A. Love, App
Type spec mass (g):21.2
Type spec location:App
Main mass:TWebb
Finder:Anonymous
Comments:Submitted by Anthony Love
Institutions
   and collections
App: Department of Geology, 572 Rivers St., Appalachian State University, Boone, NC 28608, United States (institutional address; updated 7 Mar 2013)
TWebb: No contact information provided., United States (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8136 approved meteorites from (Northwest Africa) (plus 1942 unapproved names)

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