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Catalina 004
Basic information Name: Catalina 004
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2010
Country: Chile
Mass:help 37.5 g
Classification
  history:
Meteoritical Bulletin:  MB 101  (2013)  Mesosiderite
Recommended:  Mesosiderite    [explanation]

This is 1 of 168 approved meteorites classified as Mesosiderite.   [show all]
Search for other: Mesosiderites, Metal-rich meteorites
Comments: Approved 23 Oct 2012
Writeuphelp
Writeup from MB 101:

Catalina 004        25°14’S, 69°43’W

Antofagasta, Chile

Found: 2010 Feb 10

Classification: Mesosiderite

History: A single stone was found on a deflation surface in the Atacama desert, Chile, by Rodrigo Hiriart in February 2010.

Physical characteristics: A single stone of 37.5 g

Petrography: (J. Gattacceca, CEREGE) Silicates are mainly orthopyroxene and plagioclase. No olivine was observed. A large (> cm) poykilitic pyroxene-plagioclase clast is present. Metal grains typically 100 to 500 μm, up to 1.5 mm. Modal abundances: pyroxene 55%, plagioclase 27%, FeNi metal 13%, troilite 2%, silica (tridymite) 1%, weathering products 2%. Merrillite and chromite are present. Rare rutile. Magnetic susceptibility log χ = 5.62 (χ in 10-9 m3/kg).

Geochemistry: Orthopyroxene Fs35.7±1.4Wo3.3±0.4, FeO/MnO=24.6 (n=13). Plagioclase An92.7Ab6.9Or0.4. Chromite Cr/(Cr+Al)=0.82.

Classification: Mesosiderite (type A). Weathering is moderate.

Specimens: 10 g, one polished section, and one thin section are on deposit at CEREGE. Main mass MMC.

Data from:
  MB101
  Table 0
  Line 0:
State/Prov/County:Antofagasta
Origin or pseudonym:deflation surface
Date:2010 Feb 10
Latitude:25°14'S
Longitude:69°43'W
Mass (g):37.5
Pieces:1
Class:Mesosiderite
Ferrosilite (mol%):35.7±1.4
Wollastonite (mol%):3.3±0.4
Magnetic suscept.:5.62
Classifier:J. Gattacceca, F. Caste, CEREGE
Type spec mass (g):10
Type spec location:CEREGE
Main mass:MMC
Finder:Rodrigo Hiriart
Comments:Submitted by J. Gattacceca
Institutions
   and collections
CEREGE: CEREGE BP 80 Avenue Philibert, Europole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 9 Mar 2016)
MMC: Museo del Meteorito, Tocopilla 401, San Pedro de Atacama, Chile. or Alonso de Ercilla 1250, La Herradura, Coquimbo, Chile, Chile; Website (institutional address; updated 11 Mar 2014)
Catalogs:
References: Published in Meteoritical Bulletin, no. 101, MAPS 50, 1661, September 2015
Find references in NASA ADS:
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Geography:

Chile
Coordinates:
     Recommended::   (25° 14'S, 69° 43'W)

Statistics:
     This is 1 of 909 approved meteorites from Antofagasta, Chile (plus 1 impact crater)
     This is 1 of 934 approved meteorites from Chile (plus 9 unapproved names) (plus 1 impact crater)
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