80.9 grams. Diogenite
Fall not observed. Found 2003.
Location Map of Antarctic Falls
Macroscopic Description - Kathleen McBride
50% of the exterior has chocolate brown fusion crust. The exposed interior is yellow brown in color with small, dark clasts. The interior is brecciated with numerous clasts (cm sized). Clasts vary in size and color with some being rusty and having crystalline rims. Fractures are visible.
Thin Section Description (,2) - Cari Corrigan, Tim McCoy
The section shows a groundmass of coarse (up to 5 mm) comminuted pyroxene, with minor olivine. Orthopyroxene has a composition of Fs27Wo3 and olivine is Fa29. The Fe/Mn ratio of the pyroxene is ~30. The meteorite is a diogenite.
Click to view larger photos Photo 1 Photo 2