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Lahmada 049
Basic information Name: Lahmada 049
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2020
Country: Western Sahara
Mass:help 1000 g
Classification
  history:
Recommended:  Pallasite    [explanation]

This is 1 of 71 approved meteorites classified as Pallasite.   [show all]
Search for other: Metal-rich meteorites, Pallasites
Comments: Approved 25 May 2022
Writeuphelp
Writeup from MB 111:

Lahmada 049        27º24.05’N, 9º02.9167’W

Saguia el Hamra, Western Sahara

Purchased: 2020

Classification: Pallasite

History: Many small pieces (less than 10 g) were found 1.2km S of Al Mahbas in Western Sahara. Adrián Contreras Gómez (CRATER meteorites) purchased the samples from Hmad Ait Hssain in October 2020.

Physical characteristics: Sample is composed of numerous cm-sized samples that are olivine crystals surrounded by oxidized material.

Petrography: Description and classification (A. Love, App) Sample is composed of a single olivine crystal surrounded by oxidized Fe metal. Additional mineral are: troilite and chromite.

Geochemistry: (A. Love, App) Olivine (Fa13.1±0.0, Fe/Ni=38.5±1.6, n=6).

Classification: Pallasite. Possibly paired to La'Gad 002

Specimens: Adrián Contreras Gómez (CRATER Meteorites) holds the main masses. 16 individuals with a combined weight of 24.12 g and a polished mount are on deposit at App.

Data from:
  MB111
  Table 0
  Line 0:
State/Prov/County:Saguia el Hamra
Date:P 2020
Latitude:27º24.05'N
Longitude:9º02.9167'W
Mass (g):1000
Pieces:many
Class:Pallasite
Weathering grade:high
Fayalite (mol%):13.1±0.0
Classifier:A. Love, App
Type spec mass (g):24.12
Type spec location:App
Main mass:Adrián Contreras Gómez (CRATER Meteorites)
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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 111, in preparation (2022)
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Geography:

Western Sahara
Coordinates:
     Recommended::   (27° 24' 3"N, 9° 2' 55"W)

Statistics:
     This is 1 of 102 approved meteorites from Saguia el Hamra, Western Sahara
     This is 1 of 254 approved meteorites from Western Sahara (plus 20 unapproved names)
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