Iron or copper
Crossword Clue

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AnswerCrossword Clue
METALIron or copper
BASEMETALIron or copper.
AGEBronze, Copper or Iron
FOOLSGOLDIron or copper pyrites.
METALIron or copper, e.g.
ORESIron and copper
ORESCopper and iron
ORESIron and copper, e.g.
COINSNickel and copper, but not iron
AICHYellow alloy of copper, zinc, and iron.
chalcopyritecopper pyrites, a yellow double sulphide of copper and iron
chalcopyritesCHALCOPYRITE, copper pyrites, a yellow double sulphide of copper and iron
pfennigecopper-coated iron coin and monetary unit of Germany, the 100th part of a Deutsche mark
pfennigcopper-coated iron coin and monetary unit of Germany, the 100th part of a Deutsche mark
tetrahedriteA gray mineral consisting of a sulfide of antimony, iron, and copper, typically occurring as tetrahedral crystals
tetrahedritenative sulphide of antimony, iron, and copper, forming a series with tennantite and typically occurring as tetrahedral crystals
tetrahedritesTETRAHEDRITE, native sulphide of antimony, iron, and copper, forming a series with tennantite and typically occurring as tetrahedral crystals
chalcopyriteA yellow crystalline mineral consisting of a sulfide of copper and iron. It is the principal ore of copper
stannitemineral, iron-black to steel-gray in color, with a metallic luster, copper iron tin sulfide, Cu2FeSnS4: an ore of tin
bornitescommon mineral and important ore of copper, copper iron sulfide, Cu5FeS4, occurring in masses, of brownish color when first exposed to the air; peacock ore
borniticcommon mineral and important ore of copper, copper iron sulfide, Cu5FeS4, occurring in masses, of brownish color when first exposed to the air; peacock ore
bornitecommon mineral and important ore of copper, copper iron sulfide, Cu5FeS4, occurring in masses, of brownish color when first exposed to the air; peacock ore
thermeldevice that consists of the junction of two dissimilar metallic conductors, as copper and iron, in which an electromotive force is induced when the conductors are maintained at different temperatures, the force being related to the temperature difference: