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NWA 11538 LL3 Chondrite Meteorite Part Slice weighing 0.76g

£11.00

Only 1 left in stock

NWA 11538 Chondrite Meteorite Part Slice weighing 0.76g

 

Northwest Africa 11538
Basic informationName: Northwest Africa 11538
This is an OFFICIAL meteorite name.
Abbreviation: NWA 11538
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 89.1 g
Classification
history:
Meteoritical Bulletin:MB 106  (2018)LL3
Recommended:  LL3    [explanation]

This is 1 of 358 approved meteorites classified as LL3.   [show all]
Search for other: LL chondritesLL chondrites (type 3)Ordinary chondrites, and Ordinary chondrites (type 3)

Comments:Approved 11 Dec 2017
Writeuphelp

Writeup from MB 106:

Northwest Africa 11538 (NWA 11538)

(Northwest Africa)

Purchased: 2017

Classification: Ordinary chondrite (LL3)

Physical characteristics: Brownish stone. Cut surface reveals well defined, closely packed chondrules. A 5 mm fine-grained dark clast is visible.

Petrography: (J. Gattacceca, H. Pourkhorsandi, CEREGE) Unequilibrated ordinary chondrite. Chondrule mesostasis is devitrified. Olivines are zoned.

Geochemistry: Olivine Fa7.6±7.1, range 1.0-16.9, PMD 91% (N=5), Cr2O3 in ferroan olivine 0.14±0.10 wt% (N=3). Orthopyroxene Fs18.1±8.2Wo1.0±0.2 (N=3).

Classification: LL3

Specimens: Type specimen at CEREGE. Main mass with Kuntz.

Data from:
MB106
Table 0
Line 0:
Place of purchase:Erfoud
Date:P 2017
Mass (g):89.1
Pieces:1
Class:LL3
Weathering grade:W3
Magnetic suscept.:3.48
Classifier:J. Gattacceca, H. Pourkhorsandi, CEREGE
Type spec mass (g):19.07
Type spec location:CEREGE
Main mass:Kuntz
Comments:work name K341; submitted by Jérôme Gattacceca