Igneous petrology was to some extent essentially a descriptive sci ence until about 1960. The results were mainly obtained from field work, major element analys
This is the eBook of the printed book and may not include any media, website access codes, or print supplements that may come packaged with the bound book. For
N this book the task of summarising modern petrology I from the genetic standpoint has been attempted. The scale of the work is small as compared with the magni