1) Lead mineral 2) Oxide mineral 3) Uranium mineral 4) Zinc mineral
Found on
https://www.crosswordclues.com/clue/cleusonite
Cleusonite is a member of the crichtonite group of minerals with a chemical formula of (Pb,Sr)(U4+,U6+)(Fe2+,Zn)(Ti,Fe2+,Fe3+)18(O,OH)38. This group of minerals contains approximately thirteen complex metal titanates. The structures of minerals of this group is complicated by frequent fine-scale twinning and metamictization due to radioactive elem...
Found on
http://en.wikipedia.org/wiki/Cleusonite
No exact match found.
