|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
Mass: 37.5 g
This is 1 of 168 approved meteorites classified as Mesosiderite. [show all]
Search for other: Mesosiderites, Metal-rich meteorites
|Comments:||Approved 23 Oct 2012|
Writeup from MB 101:
Catalina 004 25°14’S, 69°43’W
Found: 2010 Feb 10
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.
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)
|References:||Published in Meteoritical Bulletin, no. 101, MAPS 50, 1661, September 2015|
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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