MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 1 Oct 2022
Search for: Search type: Search limits: Display: Publication:
Text help
Starts with
Sounds like
Falls  Non-NWAs
What's new
  in the last:
Limit to approved meteorite names
Search text:  
Round Top (a)
Basic information Name: Round Top (a)
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 1934
Country: United States
Mass:help 9.94 kg
Meteoritical Bulletin:  MB 77  (1994)  L5
NHM Catalogue:  5th Edition  (2000)  L5
MetBase:  v. 7.1  (2006)  L5
Recommended:  L5    [explanation]

This is 1 of 8379 approved meteorites (plus 4 unapproved names) classified as L5.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Writeup from MB 77:

Round Top (a)

Fayette County, Texas, USA.

One piece found 1934, and another acquired in 1940.

Ordinary chondrite (L5 S2)

A mass of 7.747 kg is listed in Graham et al (1985) as "Round Top", coordinates 30°3'24"N, 96°39'5"W. Another piece of 2.188 kg was acquired in 1940 by O. E. Monnig, coordinates 30°4'30"N, 96°38'19"W. They are paired and shall be named Round Top (a). Classification and analysis: olivine Fa24.0 and Fa24.4, respectively, pyroxene Fs20.9 and Fs20.4, respectively; A. J. Ehlmann and K. Keil, University of Hawaii, Planetary Geosciences Division, Dept. of Geology and Geophysics, Honolulu, Hawaii 96822, USA; see also Ehlmann and Keil (1993). Main mass: Monnig Collection, Dept. of Geology, Texas Christian University, Fort Worth, Texas 76129, USA.

Search for specimens in the Smithsonian Institution collection (U.S.):   
    Require SI photo
References: Published in Meteoritical Bulletin, no. 77, Meteoritics 29, 891-897 (1994)
Find references in NASA ADS:
Find references in Google Scholar:
Photos from the Encyclopedia of Meteorites:
Don Edwards   
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
harlan trammell   

United States
     Catalogue of Meteorites:   (30° 4' 30"N, 96° 38' 19"W)
     Recommended::   (30° 3' 29"N, 96° 39' 5"W)
Note: the NHM and MetBase coordinates are 2.2 km apart

     This is 1 of 313 approved meteorites from Texas, United States (plus 2 unapproved names) (plus 3 impact craters)
     This is 1 of 1886 approved meteorites from United States (plus 890 unapproved names) (plus 28 impact craters)
Proximity search:
Find nearby meteorites: enter search radius (km):

Direct link to this page