A series of melting-crystallization experiments on alkali basalt samples from Minqing,Fujian Prov-ince was carried out in dry and water-bearing systems at high
The Shexian gneissic granodiorite in southern Anhui trends NE55°from Shexian in the west to Guitoujian in the east with a length of 22km and an outcrop are
Haphazard packing of equal and unequal spheres can be performed for the spheres of molecular sieve material with a density of 1.80.The packing of such spheres i
In the Taiping period of the Emperor Jing, Liang Kingdom, there used to circulate a kind of coin named as Sizhu. Unfortunately, the design, shape etc of this co