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