Description:

This is a nice part slice of NWA 7504, a highly altered L6 chondrite.  A single stone weighing 1.68kg was obtained and classified by A. Irving and S. Kuehner, of UWS.  This is a Natural History Lab exclusive meteorite.

Specimen is encapsulated for safe handling and enjoyment with a beautiful custom background specific to this piece.  Case measures approx. 2" x 3" in size.

Northwest Africa 7504 (NWA 7504)

(Northwest Africa)

Classification: Ordinary chondrite (L6)

Petrography: Mostly recrystallized with very sparse, medium-sized chondrules. Olivine, orthopyroxene, clinopyroxene, sodic plagioclase, chromite, altered kamacite and troilite.

Geochemistry: Olivine (Fa_25.0-25.6), orthopyroxene (Fs_20.7-21.1Wo_1.6-1.4), clinopyroxene (Fs_7.0-8.6Wo_45.9-44.0).

Classification: Ordinary chondrite (L6).