ordinary chondrites

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Two views of a sawn slice of Cape Girardeau H6 (Missouri, fall, 1846), with electronic flash lighting from two different angles. Click on image for enlargement. Thanks to Karl Aston for the sample.

Unnamed Northwest Africa (NWA) H5 chondrite
An unnamed, probably LL, chondrite from the US. Sawn face on left, exterior with fusion crust on right.

A large slice of a new stone of the H4-6 chondrite Seminole. There are thousands of sub-millimeter metal grains in this slice.

Sawn face of Harper Dry Lake 036 (L6; find, 2010, CA). This meteorite shows dark veins of impact melt, a feature sometimes seen in ordinary chondrites. All of the small (<1 mm) light-colored specks in the image are metal grains. Millimeter ticks for scale (bottom). Click on image for enlargement (big).

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*See the density web page for a tabulation of the relative abundance of different kinds of meteorites.

Prepared by:

Randy L. Korotev

Department of Earth and Planetary Sciences
Washington University in St. Louis

Please don't contact me about the meteorite you think you’ve found until you read this and this.