NWA 7998, Saharan L5 Chondrite, Micromount

$5.00

NWA 7998 is a fresh L5 chondrite recovered from the Saharan Desert of Morocco in May 2013. 

Refer to the photo. The black centimeter cube is shown for scale and is not included. You are purchasing a single small fragment like the one shown. Your purchase will include a labeled gemjar for safe storage.

From the Meteoritical Bulletin entry on NWA 7998 :

Northwest Africa 7998 (NWA 7998)

(Northwest Africa)

Purchased: 2013 May

Classification: Ordinary chondrite (L5)

History: Purchased by Aaronson in Temara, Morocco in May 2013.

Petrography: (A. Irving and S. Kuehner, UWS) Medium-sized chondrules. Olivine, orthopyroxene, augite, sodic plagioclase, altered kamacite, chromite and troilite. Some thin cross-cutting shock veinlets.

Geochemistry: Olivine (Fa26.7-26.8), orthopyroxene (Fs21.7-23.4Wo1.4-1.0), augite (Fs8.3-9.3Wo44.8-45.5).

Classification: Ordinary chondrite (L5).

Specimens: 30 g and one polished thin section are at UWB. The remainder is held by Aaronson.