
1) Iron mineral
Found on
https://www.crosswordclues.com/clue/thuringite

Thuringite is a variety of the chlorite mineral chamosite, a hydrous iron and aluminium silicate mineral. It is usually found as small green scales deposited on other minerals, particularly to which it is closely related. It is named after the German state of Thuringia. ...
Found on
http://en.wikipedia.org/wiki/Thuringite

• (n.) A mineral occurring as an aggregation of minute scales having an olive-green color and pearly luster. It is a hydrous silicate of aluminia and iron.
Found on
http://thinkexist.com/dictionary/meaning/thuringite/
Thu·rin'gite noun [ From
Thuringia , where it is found.]
(Min.) A mineral occurring as an aggregation of minute scales having an olive-green color and pearly luster. It is a hydrous silicate of aluminia and iron.
Found on
http://www.encyclo.co.uk/webster/T/53

Thuringite, named after Thuringia where it is found is a mineral occurring as an aggregation of minute scales having an olive-green colour and pearly lustre. It is a hydrous silicate of alumina and iron.
Found on
http://www.probertencyclopaedia.com/browse/HT.HTM
No exact match found.