Sample Petrographic Description
Sample Number | QUE 97621 |
Newsletter | 23,1 |
Location | Queen Alexandra Range |
Field Number | 9013 |
Dimensions (cm) | 1.9 x 1.7 x 0.5 |
Weight (g) | 2.84 |
Original Classification | CM2 Chondrite |
Pairing | QUE 97077; QUE 97621; |
Mineral Composition (%Fa & %Fs) | |
Fayalite (mol%): 1-38 | |
Weathering | |
B | |
Fracturing | |
A | |
Macroscopic Description - Kathleen McBride, Cecilia Satterwhite | |
Exterior has dull black fusion crust with polygonal fractures. The interior consists of a black matrix that is slightly shiny and hard/brittle. Small less than 1 mm sized light colored chondrules are visible. | |
Thin Section Description (,5) - Tim McCoy | |
The sections consist of a few small chondrules (up to 0.5 mm), mineral grains and CAIs set in a black matrix; rare metal and sulfides are present. Olivine compositions are Fa1-35, with most Fa1-2, orthopyroxene is Fs0-1. The matrix consists dominantly of an Fe-rich serpentine. The meteorite is a CM2 chondrite. |
Antarctic Meteorite Images for Sample QUE 97621 | ||||
Thin Section Photo(s) : | ||||