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Petrographic Descriptions (Select a sample)
| Sample No.: | LAP 031347 |
| Location: | LaPaz Ice Field |
| Field No.: | 16708 |
| Dimensions (cm): | 2.0x2.0x1.25 |
| Weight (g): | 8.957 |
| Meteorite Type: | L3 Chondrite |
Macroscopic Description: Kathleen McBride
100% of the exterior is covered with brown/black fusion crust. The interior is dark rusty to black with mm sized rusty stained chondrules.
Thin Section (,2) Description: Valerie Reynolds and Tim McCoy
The small section exhibits numerous well-defined chondrules (up to 2.5 mm) in a black matrix of fine-grained silicates, metal and troilite. Polysynthetically twinned pyroxene is abundant. The meteorite is moderately weathered. Silicates are unequilibrated; olivines range from Fa0-33 and pyroxenes from Fs2-5. The meteorite is an L3 chondrite (estimated subtype 3.6).
Thin Section Images
| Cross-Polarized Light | Plane-Polarized Light |
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Lab Images
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