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Silao
Basic information Name: Silao
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: Yes
Year fell: 1995
Country: Mexico
Mass:help 1710 g
Classification
  history:
Meteoritical Bulletin:  MB 82  (1998)  H5
NHM Catalogue:  5th Edition  (2000)  H5
MetBase:  v. 7.1  (2006)  H5
Recommended:  H5    [explanation]

This is 1 of 11568 approved meteorites (plus 23 unapproved names) classified as H5.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Writeuphelp
Writeup from MB 82:

Silao

Guanajuato, Mexico

Fell 1995 March 12 (~08:30 central standard time)

Ordinary chondrite (H5)

A big explosion and light phenomena were widely witnessed around Silao on 1995 March 12.  Mr. F. Solorzano recovered a 1460 g, completely crusted stone later that day in a field 1 km east of the city.  Several smaller pieces totaling ~250 g were recovered later.  Classification and mineralogy (J. Otto, Frei):  olivine, Fa19.3; pyroxene Fs17.1Wo0.6; shock stage S4; weathering grade W1; contains small shock veins.  Specimens:  main mass, Mr.  Dieter Heinlein, Lilienstraße 3, D-86156 Augsburg, Germany; type specimen and thin section, Frei.

Institutions
   and collections
Frei: Universität Freiburg, Mineralogisch-Petrographisches Institut, Albertstrasse 23b, D-79104 Freiburg, Germany (institutional address)
Heinlein: Dieter Heinlein, Lilienstrasse 3, 86156 Augsburg, Germany; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 82, MAPS 33, A221-A240 (1998)
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Geography:

Mexico
Coordinates:
     Catalogue of Meteorites:   (20° 56'N, 101° 23'W)
     Recommended::   (20° 56'N, 101° 23'W)

Statistics:
     This is 1 of 3 approved meteorites from Guanajuato, Mexico
     This is 1 of 112 approved meteorites from Mexico (plus 5 unapproved names) (plus 1 impact crater)
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