Name: Miller Range 07007 This is an OFFICIAL meteorite name. Abbreviation: MIL 07007 Observed fall: No Year found: 2007 Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)] Mass: 29.4 g
The exterior has 40% dark brown to black fusion crust with polygonal fractures. Interior that is exposed is tan with numerous inclusions of various shapes, sizes and colors. The interior is a light gray matrix with cream colored inclusions <3 mm in size, tiny black specks and a couple of rusty places.
Thin Section (,4) Description - Tim McCoy, Linda Welzenbach, Cari Corrigan, and Rhiannon Mayne
The section shows a groundmass of comminuted pyroxene and plagioclase (up to 1 mm) with fine- to coarse-grained basaltic clasts ranging up to 1 mm. There appear to be a number of impact melt fragments. Orthopyroxene ranges from Fs21-61Wo1-4 (most Fs20-30), and augite ranges up to Fs21Wo41 and olivine of Fa10-12. The meteorite is a howardite.