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Ucera
Basic information Name: Ucera
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: Yes
Year fell: 1970
Country: Venezuela
Mass:help 4.59 kg
Classification
  history:
Meteoritical Bulletin:  MB 49  (1970)  Iron?
MB 50  (1971)  H
NHM Catalogue:  5th Edition  (2000)  H5
MetBase:  v. 7.1  (2006)  H5
Recommended:  H5    [explanation]

This is 1 of 10025 approved meteorites (plus 18 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 49:
Warning: the following text was scanned and may contain character recognition errors. Refer to the original to be sure of accuracy.

FALL OF CORO IRON METEORITE, VENEZUELA.

Name: CORO.

The place of fall or discovery: About 50 to 60 km. SSW of the town of Coro, Falcon State, Venezuela; φ = 11°05 N, λ = 69°85 W.

Date of fall or discovery: FALL, January 18, 1970, 22h43m U. T.

Class and type: IRON?, brownish objects.

Number of individual specimens: 1.

Total weight: 5. 8 kg (31 cm in length, 15 cm in width).

Circumstances of the fall or discovery: Was seen a fireball from inside a farmhouse and was accompanied by noises. An explosion was heard when it struck the ground 80 meters from farmhouse. The farmer ran into the field and recovered a meteorite that was still warm to the touch.

Source: A telegram and reports No. 854 and 855 of the Center for Short-lived Phenomena, Cambridge, USA.


Writeup from MB 50:
Warning: the following text was scanned and may contain character recognition errors. Refer to the original to be sure of accuracy.

FALL OF THE UCERA, VENEZUELA, STONY METEORITE

Name: UCERA

Synonyms: Coro, Caserio Ucera

Place of fall: Caserio Ucera, 50 to 60 km south-southwest of Coro, State of Falcon, Venezuela.

11.05° N, 69.85°W.

Date of fall: January 16, 1970, about 7:00 p.m. local time (2300 GMT).

Class and type: Stony. Olivine-bronzite chondrite.

Number of individual specimens: 1

Total weight: 4.59 kg

Circumstances of fall: A crusted stone was recovered by a farmer in Ucera, the specimen having fallen near his house. The police from Coro, the administrative center of the State of Falcon, obtained the specimen and reported that its fall had been accompanied by a fireball and explosion. A cursory search of the immediate area by the police did not produce other fragments.

References: J. E. Vaz, 1970. Mineralogia y Composicion Qui mica del Meteorito "Caserio Ucera". Acta Cient. Venezolana 21, 157-159. J. E. Vaz, 1971. Assymmetric distribution of thermoluminescence in the Ucera meteorite. Nature Physical Science 230, 23-24. Roy S. Clarke, Jr., Eugene Jarosewich and Joseph Nelen, 1971. The Lost City, Oklahoma, meteorite: An introduction to its laboratory investigation and comparisons with Phbram and Ucera. Journal Geophysical Research 76, in press.

Note: This entry contains corrections to the priliminary report on this meteorite given under the name Coro in Meteoritical Bulletin No. 49, March 1970.

Information on this fall was circulated by the Smithsonian Institution Center for Short-Lived Phenomena (Event number 8-70, card number 854 of January 21, 1970, card number 855 of January 22, 1970, and card number 900 of April 1, 1970).

Catalogs:
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References: Published in Meteoritical Bulletin, no. 49, Moscow (1970) reprinted Meteoritics 6, 111-124 (1970)
Published in Meteoritical Bulletin, no. 50, Meteoritics 6, 111-124 (1971)
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Franco Urbani   
Martin Horejsi   
Mike Farmer   
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Jay Piatek   
Geography:

Venezuela
Coordinates:
     Catalogue of Meteorites:   (11° 3'N, 69° 51'W)
     Recommended::   (11° 3'N, 69° 51'W)

Statistics:
     This is the only approved meteorite from Falcon, Venezuela
     This is 1 of 3 approved meteorites from Venezuela
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Synonymshelp: Caserio Ucera (In NHM Cat)
Coro (In NHM Cat)

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