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Ridgecrest
Basic information Name: Ridgecrest
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 1958
Country: United States
Mass:help 9.7 g
Classification
  history:
Meteoritical Bulletin:  MB 28  (1963)  Chondrite
NHM Catalogue:  5th Edition  (2000)  Chondrite
Meteoritical Bulletin:  MB 88  (2004)  H5
MetBase:  v. 7.1  (2006)  H5
Recommended:  H5    [explanation]

This is 1 of 10308 approved meteorites (plus 45 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 28:
Warning: the following text was scanned and may contain character recognition errors. Refer to the original to be sure of accuracy.

NEW RIDGECREST STONY METEORITE, USA

Name: RIDGECREST.

The place of fall or discovery: Ridgecrest, California, USA.

Date of fall or discovery: FOUND, May 1958.

Class and type: STONY, chondrite.

Number of individual specimens: 1.

Total weight: 9.685 gr; dimensions: 2.5 X 2.0 X 1.0 cm.

Circumstances of the fall of discovery:  The meteorite is of oriented shape: the forepart is ro­unded and smooth and the rear is flat. It is covered by an obvious fusion crust although its surface was corro­ded. A small fragment has been chipped from the meteorite.

Source: Articles: L. E. Humiston (California, USA) «A Prelimi­nary Report on the Ridgecrest, California, Meteorite, a New Aerolite (C-1176, 356)» an F. C. Leonard (Los Angeles, USA), «Further Remarks on the Rid­gecrest, California, Aerolite (CN-1176, 356)» in the «Meteoritics», the Journal of the Meteoritical Society, v. 2, No. 1, May, 1963.


Writeup from MB 88:
Ridgecrest, new classification:
Ridgecrest (San Bernadino County, California, USA: found 1958) has now been classified as an H5 chondrite, S2, W2 (olivine mean Fa = 18.6 mol%). Classification (A. Rubin, UCLA): it is not paired with Muroc or Muroc Dry Lake, as suggested in the 5th edition of the Catalogue of meteorites
Institutions
   and collections
UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 28, Moscow (1963)
Published in Meteoritical Bulletin, no. 88, MAPS 39, A215-A272 (2004)
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Robert Verish   
Geography:

United States
Coordinates:
     Catalogue of Meteorites:   (35° 35'N, 117° 34'W)
     Recommended::   (35° 35'N, 117° 34'W)

Statistics:
     This is 1 of 268 approved meteorites from California, United States (plus 24 unapproved names)
     This is 1 of 1881 approved meteorites from United States (plus 890 unapproved names) (plus 28 impact craters)
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Synonymshelp: Ridecrest (From MetBase)

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