Name: Pecora Escarpment 02010 This is an OFFICIAL meteorite name. Abbreviation: PCA 02010 Observed fall: No Year found: 2002 Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)] Mass: 70.8 g
Macroscopic Description: Kathleen McBride
30% of the exterior has a thick, black fusion crust with polygonal fractures. The exposed interior is brown with tiny chondrules of various colors. The interior is s rusty gray matrix with white chondrules < mm in size. It has an oxidation rind and is relatively hard and contains some metal.
Thin Section (,6) Description: Tim McCoy, Linda Welzenbach
Plane-Polarized Light
Cross-Polarized Light
The sections consist of a few small chondrules (up to 0.8 mm), mineral grains and CAIs set in a black matrix; rare metal and sulfide grains are present. Olivine compositions are Fa0-36, orthopyroxene is Fs1-6. The matrix consists dominantly of an Fe-rich serpentine. Chondrules are flattened and exhibit a distinctive preferred alignment. The meteorite is a CM2 chondrite.