Sample Petrographic Description
Sample Number | MET 01154 |
Newsletter | 27,1 |
Location | Meteorite Hills |
Field Number | 13870 |
Dimensions (cm) | 0.6 x 0.6 x 0.2 |
Weight (g) | 0.35 |
Original Classification | Mesosiderite |
Mineral Composition (%Fa & %Fs) | |
Ferrosilite (mol%): 26-31 | |
Weathering | |
B | |
Fracturing | |
A | |
Macroscopic Description - Cecilia Satterwhite | |
90% of the exterior of this small fragment has black/brown fusion crust with oxidation haloes. | |
Thin Section Description (,2) - Tim McCoy, Linda Welzenbach | |
The section is a breccia composed of angular isolated grains up to 1.0 mm and clasts of orthopyroxene (Fs26-31Wo2), anorthitic feldspar (An90-95 Or0-1), metal, troilite, oxides and graphite. The meteorite is a mesosiderite. |