close-ups of a person striking pieces of iron pyrite together to create sparks - 黃鐵礦 個影片檔及 b 捲影像00:14
suffolk discovery unearths earliest evidence of humans using fire; england:intprofessor nick ashton interview sotclose shots of pyrite . - 黃鐵礦 個影片檔及 b 捲影像00:21
thousands of people from donegal and mayo counties gathered in dublin tuesday, june 15 to rally and demand the expansion of a redress scheme for... - 黃鐵礦 個影片檔及 b 捲影像00:36
thousands of people from donegal and mayo counties gathered in dublin tuesday, june 15 to rally and demand the expansion of a redress scheme for... - 黃鐵礦 個影片檔及 b 捲影像00:29
taoiseach micheal martin defended the decision to levy concrete blocks, saying the total cost of the mica and pyrite scheme, as well the defective... - 黃鐵礦 個影片檔及 b 捲影像01:53
iron pyrite crystals, animated coloured scanning electron micrograph (sem). iron pyrite (iron disulphide, fes2), commonly known as fool's gold, is the most abundant sulphide mineral and often occurs as cubes - 黃鐵礦 個影片檔及 b 捲影像00:20