The minerogenetic epoch lasted from Paleoarchean to Sinian, with Neoarchean, Paleoproterozoic and Mesoproterozoic-Qingbaikouan being the culmination periods.

• 成矿时代从古太古代到震旦纪，但以新太古代、古元古代、中元古代－青白口纪3个地质时期为成矿高峰期。