THE frequency with which vermiculitic and chloritic minerals as well as montmorillonites probably occur in soil-clays makes it necessary to have a clear-cut method for distinguishing them.
3a–e). Four samples from garnet–chlorite schist (Bik11 and Bik14), and garnet–biotite schist (Bik 15 and Bik 16) were selected for the metamorphic study (Fig. 4a–d). In summary, the samples from the ...