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Hammadah al Hamra 345
Basic information Name: Hammadah al Hamra 345
     This is an OFFICIAL meteorite name.
Abbreviation: HaH 345
Observed fall: No
Year found: 2016
Country: Libya
Mass:help 1590 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  H3-6
Recommended:  H3-6    [explanation]

This is 1 of 68 approved meteorites classified as H3-6.   [show all]
Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 9 Mar 2017
Writeuphelp
Writeup from MB 106:

Hammadah al Hamra 345 (HaH 345)        29°48.440’N, 12°55.242’E

Gharyan, Libya

Find: 2 Oct 2016

Classification: Ordinary chondrite (H3-6)

History: The meteorite was found in 2016 during a field trip in the Libyan desert.

Petrography: The brownish meteorite is a chondritic breccia composed of H3 to H6 clasts set into a fine-grained clastic matrix. Plagioclase grain size in H6 clasts is about 60 µm.

Geochemistry: olivine in type 6: Fa18.7±0.3, n=10; olivine in type 3: Fa11.1±9.0 (Fa0.6-22.6, n=16); pyroxene in type 6: Fs16.9±0.1Wo1.2±0.2, n=10; pyroxene in type 3: Fs10.9±7.0 Wo0.8±0.5 (Fs1.8-23.3Wo0.2-1.9, n=42)

Data from:
  MB106
  Table 0
  Line 0:
State/Prov/County:Gharyan
Date:2 Oct 2016
Latitude:29°48.440'N
Longitude:12°55.242'E
Mass (g):1590
Pieces:2
Class:H3-6
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):18.7; 11.1
Ferrosilite (mol%):16.9; 10.9
Wollastonite (mol%):1.2; 0.8
Classifier:A. Greshake, MNB
Type spec mass (g):41.6
Type spec location:MNB
Main mass:Ahmed EL-Mallul
Finder:Abolgsem and Abubaker EL-Mallul
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
Catalogs:
References: Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
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Geography:

Libya
Coordinates:
     Recommended::   (29° 48' 26"N, 12° 55' 15"E)

Statistics:
     This is 1 of 213 approved meteorites from Gharyan, Libya (plus 16 unapproved names)
     This is 1 of 1496 approved meteorites from Libya (plus 22 unapproved names) (plus 2 impact craters)
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