1) Oxide mineral 2) Titanium mineral
Found on
https://www.crosswordclues.com/clue/pyrophanite
Pyrophanite is a manganese titanium oxide mineral with formula: MnTiO3. It is a member of the ilmenite group. It is a deep red to greenish black mineral which crystallizes in the trigonal system. It is a member of the ilmenite group. ==Discovery and occurrence== It was first described in 1890 from an occurrence in the Harstigen Mine, Filipstad, V
Found on
http://en.wikipedia.org/wiki/Pyrophanite
No exact match found.
