Meteoritical Bulletin: Entry for Round Top (a)

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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: 9.94 kg

Classification
history:

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 8890 approved meteorites (plus 5 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

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.

Catalogs:

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References:

Published in Meteoritical Bulletin, no. 77, Meteoritics 29, 891-897 (1994)

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Photos:

Credit	Photos
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

Geography:

United States

Coordinates:
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

Statistics:
This is 1 of 317 approved meteorites from Texas, United States (plus 2 unapproved names) (plus 3 impact craters)
This is 1 of 1927 approved meteorites from United States (plus 866 unapproved names) (plus 28 impact craters)

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