A preliminary study on the ultrastructure of Middle Permian Acritarch Micrhystridiumfrom western Yunnan has been made using laser scanning confocal microscope (
The Dashuigou Te deposit is a unique independent one found in the world, and hosted in the plagioclase amphibolite. The upper intercept age of single zircon fro
The theory of the loading/unloading response ratio (LURR) was applied to the Jiashi earthquake sequence which occurred at the beginning of 1997 in Xinjiang, and