
1) Monoclinic mineral 2) Oxide mineral
Found on
https://www.crosswordclues.com/clue/cafetite

Cafetite is a rare titanium oxide mineral with formula (Ca,Mg)(Fe,Al)2Ti4O12·4(H2O). It is named for its composition, Ca-Fe-Ti. It was first described in 1959 for an occurrence in the Afrikanda Massif, Afrikanda, Kola Peninsula, Murmanskaja Oblast`, Northern Region, Russia. It is also reported from the Khibiny and Kovdor massifs of the Kola Peni....
Found on
http://en.wikipedia.org/wiki/Cafetite
No exact match found.