NWA 10501, Shocked Eucrite Breccia, Micromount


NWA 10501 was recovered as a single small stone out of Morocco in 2015. It was analyzed and classified as a highly-shocked, Vestan eucrite (diabasic breccia). This meteorite has a low-TKW and very little of it remains on the collector market.

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 10501 :

Northwest Africa 10501 (NWA 10501)

(Northwest Africa)

Purchased: 2015 Sep

Classification: HED achondrite (Eucrite)

History: Purchased by Aras Jonikas in September 2015 from a Moroccan dealer.

Petrography: (A. Irving and S. Kuehner, UWS) Breccia composed of diabasic eucrite clasts and related crystalline debris. Exsolved pyroxene is orange in thin section and calcic plagioclase is polycrystalline. Accessory minerals include silica polymorph, ilmenite, Ti-chromite and troilite, plus minor secondary calcite and barite.

Geochemistry: Orthopyroxene host (Fs59.9-61.3Wo4.5-2.7, FeO/MnO = 30-34, N = 3), clinopyroxene exsolution lamellae (Fs28.1-28.8Wo42.3-41.7, FeO/MnO = 28-29, N = 3).

Classification: Eucrite (diabasic breccia, shocked).

Specimens: 17.8 g including one polished thin section at PSF; remainder with Mr. A. Jonikas.