1.5 x 1.5 x 1 cm angular shape, uncrusted, dark colour
Find date (dd/mm/yyyy)
14/1/2015
Finder
NAVA J.
Original Mass (g)
1.3
Mass at MNA (g)
1.14
Thin section
available
Status
OFFICIAL
Coarse Type
STONY
Type
CHONDRITE
Class/Clan
CARBONACEOUS CHONDRITE
Group
CM 2
Shock stage
S1
Weathering grade
W0
Fa (Ol)
14.8 ± 18.2
Fs (low Ca Px)
1.8 ± 1.3
Classified by
S. Genovesi (UniBO) and J. Nava (UniPD)
Comments
Paired with MCY 14004 and MCY 14014.
Other data
Chondrule abundance: 20%. Average apparent chondrule diameter: 250 µm. CAI abundance: 7%. Phyllosilicate in chondrule mesostasis; modest alteration of mafic silicates in chondrules. Abundant phyllosilicates in matrix. Silica plus Al2O3 = 13 wt%, FeO = 53 wt% and MgO = 13 wt%.
References
Gattacceca J., McCubbin F.M., Bouvier A. and Grossman J.N. (2020) The Meteoritical Bulletin, no. 108. Meteorit. Planet. Sci. 55(5), 1146-1150. https://doi.org/10.1111/maps.13493
Nava J. (2020) Mineralogical composition and geological features of C-type asteroids inferred from meteorites and space missions data. PhD thesis, University of Padova, Padova, 126 pp.