Minerals (4)
'minerals' is the definition.
(ore is a kind of mineral)
This is all the clue.
(Other definitions for ores that I've seen before include "Sources of metal" , "Metal-bearing minerals" , "Mineral deposits" , "Rocks or minerals containing metals" , "Mined minerals" .)
'minerals' is the definition.
(agate is a kind of mineral)
This is all the clue.
(Other definitions for agates that I've seen before include "marbles" , "Chalcedonies" , "Hard stones with concentric bands of colour" , "[RING]-fillers required" , "Multi-coloured quartzes" .)