24 Aug 2002 Map illustrating the position of Japanese gold deposits mining are found in quartz veins associated with pyrite and arsenopyrite Most Japanese gold and silver ores are today extracted from epithermal deposits Large scale production of copper lead zinc silver and gold extracted from Kuroko deposits nbsp
1 Nov 1986 The deposit is weakly enriched upward in lead relative to zinc and more Associated with the tubes are oblong chert pellets that contain very small Tectonic instability at the time of ore formation is indicated by abrupt lateral nbsp