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Petrographic Descriptions (Select a sample)
| Sample No.: | LAP 031166 |
| Location: | LaPaz Ice Field |
| Field No.: | 16363 |
| Dimensions (cm): | 3.5x2.25x1.5 |
| Weight (g): | 15.083 |
| Meteorite Type: | CM1-2 Chondrite |
Macroscopic Description: Kathleen McBride
Purplish black fractured fusion crust covers 80% of the exterior. The interior is a dull black matrix with tiny white chondrules. This meteorite is soft and moderately friable.
Thin Section (,2) Description: Tim McCoy
The section consists of a few small chondrules (up to 0.5 mm) that have been nearly replaced by phyllosilicate, with only a few remaining unaltered olivines, set in an Fe-rich serpentine matrix. Sulfide and carbonate grains are present. Olivine is Fa0-1. The meteorite is a highly altered CM chondrite of petrologic type 1-2.
Thin Section Images
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Lab Images
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