On the basis of a one-by-one latitude-longitude grid three-dimensional seismic velocity model, the crustal Pwave velocity structure in eastern China (105-125
Angular unconformity is one of the most direct and strongest evidences for approving the tectonic movements of the earth's crust. Its dynamic genesis proces
The Hongshan porphyry-cryptoexplosive breccia type copper deposit occurs in a metamorphic rockseries of the Mesoproterozoic Zhongcun Group. Orebodies are distri
In the Hunan-Guizhou-Guangxi area there have developed very thick bedded siliceous rocks of the late Sinian. The rocks have a fairly pure composition, with an a
For the first time, fluid-melt inclusions are found in fluorite of the Huanggangliang skarn iron-tin deposit (HSID). The fluorite was formed in the main stage o