Chondrules are the main components of primitive meteorites and possibly the building blocks of planetary embryos and terrestrial planets. However, their ages and modes of formation are still highly ...

1 angrite, and 1 ungrouped chondrite. One thousand five hundred and forty-one are from Antarctica, 763 from Africa, 297 from South America, 127 from Asia, 31 from North America, 11 from Europe, 10 ...

Kulp, J. L., Long, L. E., Giffin, C. E., Mills, A. A., Lambert, R. St. J., Giletti, B. J., and Webster, R. K., Nature, 185, 495 (1960).