In 1925 they reported that they detected the element in platinum ore and in the mineral columbite.
In 1925 they reported that they detected the element in platinum ore and in the mineral columbite.
0.005 seconds.
In 1925 they reported that they detected the element in platinum ore and in the mineral columbite.
In 1925 they reported that they detected the element in platinum ore and in the mineral columbite.
0.005 seconds.