header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 19 Nov 2022
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:  
Daoura 003
Basic information Name: Daoura 003
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2021
Country: Algeria
Mass:help 101 g
Classification
  history:
Recommended:  CM2    [explanation]

This is 1 of 614 approved meteorites classified as CM2.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), CM chondrites, and CM-CO clan chondrites
Comments: Approved 31 Aug 2021
Writeuphelp
Writeup from MB 110:

Daoura 003        29°43’14.1"N, 4°25’31.0"W

Bechar, Algeria

Purchased: 2021

Classification: Carbonaceous chondrite (CM2)

History: Found in Algeria. Bought by Jean Redelsperger from a Moroccan dealer in 2021.

Physical characteristics: Several fully crusted stones.

Petrography: (J. Gattacceca, CEREGE) Chondrite with well-delineated chondrules, with average apparent diameter 310±190 μm (n=41) set in an abundant fine-grained iron-rich matrix (71 vol% by point counting, n=254). Opaque minerals are sulfides (to 50 μm), magnetite, and FeNi metal as μm-sized grains enclosed in silicates. Phyllosilicates are present.

Geochemistry: Olivine Fa range Fa1.0-33.6.

Classification: Carbonaceous chondrite (CM2).

Specimens: 22 g type specimen at CEREGE. Main mass with Jean Redelsperger

Data from:
  MB110
  Table 0
  Line 0:
State/Prov/County:Bechar
Date:P 2021
Latitude:29°43'14.1"N
Longitude:4°25'31.0"W
Mass (g):101
Pieces:many
Class:CM2
Weathering grade:low
Fayalite (mol%):8.5±12.6 (n=5)
Ferrosilite (mol%):1.6 (n=1)
Wollastonite (mol%):2.8
Magnetic suscept.:4.18
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):22
Type spec location:CEREGE
Main mass:Jean Redelsperger
Finder:anonymous
Comments:work name JR097; 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 Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
Find references in NASA ADS:
Find references in Google Scholar:
Geography:

Algeria
Coordinates:
     Recommended::   (29° 43' 14"N, 4° 25' 31"W)

Statistics:
     This is 1 of 27 approved meteorites from Bechar, Algeria (plus 1 unapproved name)
     This is 1 of 1232 approved meteorites from Algeria (plus 29 unapproved names) (plus 4 impact craters)
Proximity search:
Find nearby meteorites: enter search radius (km):

Direct link to this page