- 铁: iron
- 燧石: flint; firestone; silex; che ...
- 含铁燧石: ferruginous flint
- 燧石: [矿物学] flint; firestone; silex; [岩] chert; gunflint; petrosilex; amausite◇燧石玻璃 flintglass; 燧石工 flintworker; 燧石化 chertification; 燧石砾 flint graval; 燧石砾岩 chat; 燧石磨 flint mill; 燧石岩 silexite; 燧石质 cherty; 燧石镞 fairy arrow
- 铁燧岩: taconite
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