Granite Petrology and the Granite Problem |
Contents
INTRODUCTION | 3 |
THE RELATION BETWEEN OROGENIC MOVEMENTts deepseated metamorphiSM | 11 |
TECTONIC GROUPS OF GRANITES | 25 |
Copyright | |
16 other sections not shown
Common terms and phrases
According acid albite alkali anatexis anorthite aplitic aplitic granite areas basis batholiths biotite central Finland chemical classification common constituents cross-hatched crystallization described diffusion discussed emplacement epidote ESKOLA especially example explain exsolution Furthermore geological geologists gneisses gneissose gradient grains gran granite bodies granite composition granite problem granites containing granitic rocks granodiorite hornblende hydrothermal hydrothermal conditions hydrothermal model inferior triclinicity intrusions K₂O kinematic granites late-kinematic granites magma mainly MARMO masses massif material matic melt mentioned metasomatic mica micro microcline microcline granites microcline-albite granites migmatites minerals molybdenite monoclinic muscovite myrmekite observed occur oligoclase origin of granites orogenic orthoclase palingenetic peristerite perthite petrological petrologists plagioclase porphyroblasts postkinematic granites potash feldspar potassium Precambrian present writer pressure quartz diorite rapakivi granites recrystallization regional metamorphism remelting schists Sederholm sedimentary sediments Sierra Leone silica similar SIMONEN sodium solutions sulphide synkinematic granites synkinematic rocks tectonic temperature theory tion triclinicity TUTTLE and BOWEN veinlets water vapour