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Juancheng
Basic information Name: Juancheng
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: Yes
Year fell: 1997
Country: China
Mass:help 100 kg
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 8725 approved meteorites (plus 11 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:

Juancheng

Shandong Province, China

Fell 1997 February 15, 23:23:35 Beijing time (15:23:35 UT)

Ordinary chondrite (H5)

A shower of small stones (>1000 individuals) fell near the Yellow River after a brilliant fireball with smoke and sparks terminated in a loud, resonating explosion.  The fall ellipse measured ~10.5 ´ 4.3 km, oriented east-west.  The largest recovered piece weighed 2.7 kg, and the total mass is >100 kg.  One fragment was reported to have penetrated a roof and landed in a pot on a stove.  This meteorite has been widely traded and sold under the unofficial name Heze. Classification and mineralogy (Chen Yonghen and Wang Daode, GIG; Wang Ruitian, HBS; A. Rubin, UCLA;):  olivine, Fa19.0–19.2; pyroxene, Fs16.9Wo0.1; plagioclase heterogeneous, An9–33Ab63–84Or3–12; kamacite contains 0.36–0.47 wt% Co; shock stage S2.  Specimens:  35 kg, DPitt; ~1 kg, ZMAO; ~1 kg, BeiAP.

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)
BeiAP: Beijing Astronomical Planetarium, Beijing, China (institutional address)
GIG: Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, China (institutional address; updated 27 Feb 2011)
Beijing: Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing 100029, China (institutional address; updated 16 Oct 2011)
DPitt: Darryl Pitt, 225 West 83rd Street, New York, NY 10024, United States; Website (private address)
HBS: Heze Bureau of Seismology, Shandong Province, Heze 274026, China (institutional address)
ZMAO: Purple Mountain Observatory, Nanjing, China (institutional address; updated 16 Dec 2011)
Catalogs:
Search for this meteorite in the Natural History Museum collection (U.K.):   
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References: Published in Meteoritical Bulletin, no. 82, MAPS 33, A221-A240 (1998)
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
Mark Bostick   
Matteo Chinellato   
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Achim Faforke   
akira1988   
Alan Mazur   
ale bartolommei-giulio M.   
Anthony James   
Astro-Piet   
Auricular         
Charley Kettel   
David Hardy   
David L. Ribeca   
Denis gourgues   
Dirk Hohmann      
Edward Krikorian   
Gerald Armstrong         
harlan trammell   
Jacek Szkatula   
Jay Piatek   
Jean-Michel Masson      
Jim K      
John A. Shea      
Konrad Andrä      
MeteoriteCollector.org - FCOM - Russ Finney      
METEORITICON   
Michael Mulgrew   
Michael S. Scherman      
Nuno Chaves   
Phil Schmitz            
Robert Zdancewicz   
Svend Buhl   
tett   
The Wilcox Collection of Meteorites   
Torbjorn Hallberg   
trangmoe      
Troy Carroll         
Volker Heinrich   
Wandering Star   
Woreczko Jan & Wadi                     
Geography:

China
Coordinates:
     Catalogue of Meteorites:   (35° 30'N, 115° 25'E)
     Recommended::   (35° 30'N, 115° 25'E)

Statistics:
     This is 1 of 5 approved meteorites from Shandong, China (plus 1 unapproved name)
     This is 1 of 227 approved meteorites from China (plus 8 unapproved names) (plus 1 impact crater)
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Synonyms: Heze (In NHM Cat)

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