his paper reports the results of whole rocks petrography. Based on petrographical analysis, we determined granodiorite, syeni. p. roxenite, rhy. lite and crysstallolithoclastic intermedia. e-acidic tufflava, skarn, gneiss and metasomatite. The rocks are strongly exposed to silicification, carbonatization, chloritization, sericitization and ...
b/Sr, Sr/Ba, 1000xRb/K2O and CIA) reflect that coal seams were accumulated in warmer and more humid climate, when paleo-weathering was intense, whereas sandstones were deposited in relatively cold and arid climate. In Late Jurassic, it is. more likely that paleoclimate became more arid and cold compared with Middle Jurassic, indicated by …
Уул уурхайн салбарын хүний нөөц, ХАБЭА, БО-ны судалгаа хариуцсан мэргэжилтэн. 263709. [email protected] ; Ганбатын Дөл. Уул уурхайн салбарын хөрөнгө оруулалтын судалгаа хариуцсан мэргэжилтэн. 263934 . dul ...