Sample Petrographic Description
Sample Number | MIL 07310 |
Newsletter | 34,1 |
Location | Miller Range |
Field Number | 19878 |
Dimensions (cm) | 1.75 x 1.0 x 1.5 |
Weight (g) | 2.48 |
Original Classification | CM1/2 Chondrite |
Mineral Composition (%Fa & %Fs) | |
Fayalite (mol%): 1;Ferrosilite (mol%): 1 | |
Weathering | |
C | |
Fracturing | |
C | |
Macroscopic Description - Kathleen McBride | |
30% of the exterior has black fusion crust with polygonal fractures. The interior is black with light <1 mm sized inclusions. | |
Thin Section Description (,2) - Cari Corrigan, Linda Welzenbach | |
This section consists of highly-altered chondrules and matrix with carbonates and rare unaltered mafic silicates. Chondrule outlines are distinct, despite the extensive alteration. Olivine analyses are Fa1 and pyroxenes are Fs1Wo35. The meteorite is a CM1-2 meteorite. |
Antarctic Meteorite Images for Sample MIL 07310 | ||||
Lab Photo(s) : | ||||
Antarctic Meteorite Images for Sample MIL 07310 | ||||
Thin Section Photo(s) : | ||||