钽铁矿 meaning in Chinese

tantalite

Eluvial tantalite : eluvial tantalite is found in rubble consisting of fragments and pebbles of varied composition
残积层钽铁矿：残积层钽铁矿发现于由碎片和小鹅卵石成分的碎矿中。
The tantalite mineralisation at portee appears to be associated with quartz core zones , zones of k - metasomatism and with eluvial concentrations
钽铁矿的矿物性质是由石英核心带、 k长石同化矿带和残积层部分组合而成的。
Quartz core zones : mineralisation occurs in enclaves of albitisation around the core of the pegmatite . tantalite crystals are large and randomly distributed
石英核心带：矿化作用存在于被纳长石矿包围的伟晶岩核心。钽铁矿呈现巨大而不规则分布。