Name: Lewis Cliff 97225 This is an OFFICIAL meteorite name. Abbreviation: LEW 97225 Observed fall: No Year found: 1997 Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)] Mass: 2.1 g
Macroscopic Description: Kathleen McBride
Smooth brown/black fusion crust completely covers the exterior surface. The interior has a yellowish matrix with heavy oxidation and rust areas.
Thin Section (, 2) Description: Tim McCoy
The section consists of an aggregate of large olivine and pyroxene grains up to 2 mm across. Individual olivine grains are rimmed by carbon-rich material containing traces of metal. Modest shock effects (e.g., planar fractures) are present. Olivine has cores of Fa21, with rims reduced to Fa11. Most pigeonite is Fs18Wo9 with a single rim value of Fs8Wo9. The meteorite is a ureilite.
Note: the NHM and MetBase coordinates are 5 km apart
Note: the NHM and recommended coordinates are 6.8 km apart
Note: the MetBase and recommended coordinates are 2.2 km apart
Statistics:
This is 1 of 40719 approved meteorites from Antarctica (plus 4494 unapproved names)