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Petrographic Descriptions (Select a sample)
| Sample No.: | LAP 04552 |
| Location: | LaPaz Ice Field |
| Field No.: | 17407 |
| Dimensions (cm): | 2.0 x 2.0 x 1.5 |
| Weight (g): | 11.417 |
| Meteorite Type: | CM2 Chondrite |
Macroscopic Description: Kathleen McBride
The exterior has a dull black fractured fusion crust. The interior is a black matrix with evaporites and light colored chondrules.
Thin Section (,2) Description: Tim McCoy, Lauren LaCroix and Linda Welzenbach
The section consists of a few small chondrules (up to 1 mm), mineral grains and CAIs set in a black matrix; rare metal and sulfide grains are present. Chondrules are elongated as a result of flattening due to shock. Olivine compositions are Fa1-39, orthopyroxene is Fs1-5. The meteorite is a CM2 chondrite.
Thin Section Images
| Reflected Light LAP 04552 |
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Lab Images
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