The Meteoritical Bulletin, No. 105
Purchased: 2016 Sep
Mass: 25 g
Lunar meteorite (feldspathic breccia)
Purchased by John Higgins in September 2016 from a dealer in Nouakchott,
characteristics: A single dark stone (25 g) lacking
fusion crust. The fresh interior exhibits small white clasts within a
dominant, dark-gray matrix containing sparse vesicles.
(A. Irving and S. Kuehner, UWS)
Breccia composed of small angular mineral clasts of anorthite, bytownite, pigeonite, olivine, orthopyroxene,
Mg-merrillite, ilmenite and kamacite in a finer matrix containing sparse
Olivine (Fa40.1-47.0, FeO/MnO = 84-88, N = 3), orthopyroxene (Fs24.2-36.7Wo4.9-4.1,
FeO/MnO = 52-56, N = 2), pigeonite (Fs24.8Wo14.7,
FeO/MnO = 46; Fs43.4Wo17.6, FeO/MnO = 54), plagioclase
(An90.3Or0.4; An81.5Or1.4; N =
Lunar (feldspathic regolith breccia).
Specimens: 5.01 g
including one polished slice at UWB; remainder
with Mr. J. Higgins.