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Oxygen and silicon isotopes in ALHA 81005
Author(s) -
Mayeda Toshiko K.,
Clayton Robert N.,
MoliniVelsko Carol A.
Publication year - 1983
Publication title -
geophysical research letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.007
H-Index - 273
eISSN - 1944-8007
pISSN - 0094-8276
DOI - 10.1029/gl010i009p00799
Subject(s) - achondrite , meteorite , silicon , isotopes of oxygen , oxygen , astrobiology , geology , isotope , isotopes of silicon , geochemistry , mineralogy , chondrite , earth science , radiochemistry , chemistry , materials science , physics , nuclear physics , metallurgy , organic chemistry
The Antarctic meteorite ALHA 81005 has oxygen and silicon isotopic compositions identical with lunar highland rocks. The oxygen is distinctly unlike that in calcium‐rich achondrites. The isotopic data are entirely consistent with a lunar origin for the meteorite.