7:02 your oolitic image used is actually botryoidal (and looks like hematite).
@yolieAlampas10 ай бұрын
Sir.i have Question manganese it' is magnetic materials.
@grandliu80913 жыл бұрын
hi,vidya-mitra ,can you send me a copy of this document?
@pertechnetyl4 жыл бұрын
"Psilomelane" is no longer in use, the correct name is romanèchite. "Vredenburgite" is not recognized as a separate mineral species - it was discredited many years ago. The correct name is todorokite, not "todorkite". Also, hausmannite, not "hausmanite".