Meteoritical Bulletin: Entry for El Médano 406

MetSoc Home Publications Contacts

Search the Meteoritical Bulletin Database
Last update: 10 Apr 2021
Search for:	Search type:	Search limits:	Display:	Publication:
Names Text Places Classes Years	Contains Starts with Exact Sounds like	NonAntarctic Falls Non-NWAs Has strewnfield		What's new in the last:
Include past classifications in search		Has photo	Limit to approved meteorite names
Search text:

El Médano 406

Basic information

Name: El Médano 406
This is an OFFICIAL meteorite name.
Abbreviation: EM 406
Observed fall: No
Year found: 2018
Country: Chile
Mass: 7.64 kg

Classification
history:

Meteoritical Bulletin:	MB 108	(2020)	H3
Recommended:			H3 [explanation]

This is 1 of 632 approved meteorites (plus 2 unapproved names) classified as H3. [show all]
Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)

Comments:

Approved 15 May 2019

Writeup

Writeup from MB 108:

El Médano 406 (EM 406) 24°42.089’S, 70°4.766’W

Antofagasta, Chile

Find: 2018 Apr

Classification: Ordinary chondrite (H3)

Petrography: (J. Gattacceca, CEREGE) Well-defined packed chondrules with average apparent diameter 430±280 µm (n=28). Opaques are metal and sulfides.

Geochemistry: Olivine Fa_15.6±6.7, PMD 32%, Cr₂O₃ 0.025±0.015 wt% (n=6). Low-Ca pyroxene Fs_14.0±0.3.3Wo_1.5±0.2(n=2).

Classification: Ordinary chondrite (H3)

Specimens: 39 g and a polished section at CEREGE. Main mass at ArtMet Collection

Data from:
  MB108
  Table 0
  Line 0:

State/Prov/County:	Antofagasta
Origin or pseudonym:	deflation surface
Date:	2018 Apr
Latitude:	24°42.089'S
Longitude:	70°4.766'W
Mass (g):	7642
Pieces:	many
Class:	H3
Weathering grade:	W2
Fayalite (mol%):	15.6±6.7 (n=6)
Ferrosilite (mol%):	14.0±0.3 (n=2)
Wollastonite (mol%):	1.5±0.2
Magnetic suscept.:	4.94
Classifier:	L.K. Krämer, J. Gattacceca, CEREGE
Type spec mass (g):	39
Type spec location:	CEREGE
Main mass:	ArtMet collection, Poland
Finder:	anonymous
Comments:	work name LM80/E47; 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)
ARTMET: Meteorites and Art, Poland (private address; updated 23 Feb 2018)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150

Find references in NASA ADS:
Find references in Google Scholar:

Geography:

Chile

Coordinates:
Recommended::	(24° 42' 5"S, 70° 4' 46"W)

Statistics:
This is 1 of 1974 approved meteorites from Antofagasta, Chile (plus 5 unapproved names) (plus 1 impact crater)
This is 1 of 2002 approved meteorites from Chile (plus 11 unapproved names) (plus 1 impact crater)

Proximity search:

Direct link to this page