NWA 10689, Mesosiderite, Low TKW, Micromount

NWA 10689, Mesosiderite, Low TKW, Micromount


NWA 10689 was recovered out of the Saharan Desert of Morocco in early 2016. It consisted of a single small stone was classified as a mesosiderite. There was only 88 grams of this meteorite before classification, and very little is available on the collector market. These micromounts are generously-sized and show the metal-rich matrix.

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

From the Meteoritical Bulletin entry on NWA 10689 :

Northwest Africa 10689
Purchased: 2016 Feb
Classification: Mesosiderite
History: Purchased by Aras Jonikas in February 2016 from a Moroccan dealer.

Petrography: (A. Irving and S. Kuehner, UWS) Medium-grained aggregate consisting of orthopyroxene, calcic plagioclase, olivine, silica polymorph, kamacite, taenite, ilmenite and chromite. Metal constitutes ~55 vol.% of the specimen.