Answer:

ORES

AnswerCrossword Clue
ORESBauxite and pitchblende
ORESBlast-furnace input
ORESGround finds
ORESIron and bauxite
ORESMesabi product
ORESThey' re unearthed
ORESUnderground deposits
ORESCrude minerals
ORESHematite and galena
ORESMesabi products
ORESMine finds
ORESROSE out-of-order?
ORESBlast furnace fodder
ORESGalena and cinnabar
ORESGround-breaking discoveries
ORESMiners' finds
ORESPieces of mine
ORESRich rocks
ORESRock group
ORESLoads from lodes
ORESOne finds them in mines
ORESMined-over matter
ORESSome bank deposits
ORESMineral yielders
ORESGreat Lakes cargoes
ORESRaw materials
ORESMined rocks
ORESSmeltery stockpiles
ORESRocks for processing
ORESRocks of high value
ORESStuff found in veins
ORESTram cars' contents
ORESMiner concerns
ORESMineral deposits
ORESMuch-sought metals
ORESStuff in veins
ORESYou can dig them
ORESRocks worth digging
ORESStuff you can dig
ORESUnderground resources