
1) Iron mineral 2) Phosphate mineral 3) Triclinic mineral
Found on
https://www.crosswordclues.com/clue/messelite

Messelite is a mineral with formula Ca2(Fe2+,Mn2+)(PO4)2·2H2O. It was discovered in Germany and described in 1890. The mineral was subsequently discredited in 1940, reinstated and named neomesselite in 1955, and the name restored to messelite in 1959. Messelite is a translucent mineral that is white, pale greenish white, greenish gray, pink, or c...
Found on
http://en.wikipedia.org/wiki/Messelite
No exact match found.