rusty gold
Mining
noun
Gold having a surface coating, typically of iron oxide, that makes it resistant to amalgamation.
Origin
Mid 19th century.
- Hartlepool
- Hartley, L. P.
- Hart, Moss
- hartshorn
- hart's tongue
- hart's tongue fern
- hartwort
- harum-scarum
- Harun ar-Rashid
- haruspex
- haruspical
- haruspication
- haruspicy
- Harvard classification
- Harvard University
- harvest
- harvestable
- harvester
- harvester ant
- harvest festival
- harvest home
- harvestman
- harvest mite
- harvest moon
- harvest mouse