header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 4 Dec 2021
Search for: Search type: Search limits: Display: Publication:
Names
Text help
Places
Classes
Years
Contains
Starts with
Exact
Sounds like
NonAntarctic
Falls  Non-NWAs
What's new
  in the last:
Limit to approved meteorite names
Search text:  
Lahmada 048
Basic information Name: Lahmada 048
     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 59 g
Classification
  history:
Recommended:  Ureilite    [explanation]

This is 1 of 594 approved meteorites classified as Ureilite.   [show all]
Search for other: Achondrites, Ureilites
Comments: Approved 20 Mar 2021
Writeuphelp
Writeup from MB 110:

Lahmada 048        27°24’20.78"N, 9°51’13.07"W

Saguia el Hamra, Western Sahara

Find: 2020 Sep 23

Classification: Ureilite

History: The meteorite was found by Brahim Elguirah. The meteorite was bought by Jean Redelsperger from Zaid Oualguirah in 2020.

Physical characteristics: A single dark brown stone

Petrography: (J. Gattacceca, CEREGE) Aggregate of blocky olivine grains (grain size 800 µm) with reduced margins. Metal, originally present along olivine rims, is almost entirely replaced by terrestrial weathering products. Contains a significant amount of carbon material, likely diamonds in view of the extreme difficulty to saw the rock.

Geochemistry: Olivine Fa21.9±0.4, CaO 0.36±0.02 wt%, CrO3 0.65±0.02, FeO/MnO = 53.4±7.9 (n=4). Olivine rim Fa5.1 (n=1).

Classification: Ureilite

Specimens: Type specimen at CEREGE. Mais mass with Jean Redelsperger.

Data from:
  MB110
  Table 0
  Line 0:
State/Prov/County:Saguia el Hamra
Place of purchase:Morocco
Date:2020 Sep 23
Latitude:27°24'20.78"N
Longitude:9°51'13.07"W
Mass (g):59
Pieces:1
Class:Ureilite
Weathering grade:high
Fayalite (mol%):21.9±0.4 (n=)
Magnetic suscept.:4.49
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):12
Type spec location:CEREGE
Main mass:Jean Redelsperger
Finder:Brahim Elguirah
Comments:work name JR088; submitted by Jérôme Gattacceca
Institutions
   and collections
CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 29 Oct 2018)
Catalogs:
References: Published in Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:
Geography:

Western Sahara
Coordinates:
     Recommended::   (27° 24' 21"N, 9° 51' 13"W)

Statistics:
     This is 1 of 97 approved meteorites from Saguia el Hamra, Western Sahara
     This is 1 of 240 approved meteorites from Western Sahara (plus 19 unapproved names)
Proximity search:
Find nearby meteorites: enter search radius (km):

Direct link to this page