protore
n. [地质] 矿胎,胚胎矿
例句
The studies indicate that the original manganese protore strata is manganese-rich thermal sediments generating within platform-gully zone.
研究表明,原始锰矿胚层是在茅口晚期黔中台沟相带内形成的富含锰质的热水沉积岩。