Lunar Meteorite: Errachidia
from The Meteoritical Bulletin, No. 107 ErrachidiaMorocco Lunar meteorite (feldspathic breccia) History: One piece of 156 g was found April 2016 near Aoufous in Morocco. Petrography: (A.-K. Kraemer and A. Bischoff, IfP) Breccia composed of angular anorthite-rich lithic and mineral fragments embedded in a fine-grained clastic matrix. The sample also contains melt spherules and some glassy areas. Observed minerals include anorthite, olivine, low-Ca pyroxene, Ca-rich pyroxene, Al-Ti-chromite, kamacite, taenit, ilmenite and troilite. Geochemistry: Mineral composition and geochemistry: Olivine (mean: Fa32.6, Fe/Mn = 96; N = 43), low-Ca pyroxene (mean Fs29.5Wo7.9, Fe/Mn = 59, N = 40), Ca-rich pyroxene (mean: Fs15.8Wo41.4; Fe/Mn = 49; N = 11), anorthite (mean An95.9Or0.1, N = 56). Specimens: type specimen, 23.5 g; main mass with finder. |
Randy Says… I have not studied this one. |
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