Période

2 résultats pour : niobium

  • Page
  • sur
  • 1
Connectez-vous pour plus de résultats
Coltan, also Columbite, Oka, Quebec Coltan is a dull black metallic ore from which are extracted
BRK25G51_303

Coltan, also Columbite, Oka, Quebec Coltan is a du...

Heinrich Rose (6 August 1795, 27 January 1864) was a German mineralogist, analytical chemist and
BRK25E56_440

Heinrich Rose (6 August 1795, 27 January 1864) was...