1. A brownish iron sulphide mineral (FeS) having weak magnetic properties
   - pyrrhotite, magnetic pyrites

Derived forms: pyrrhotines

Type of: mineral

• American chestnut
• American Civil War
• American cockroach
• American columbo
• American coot
• American copper
• American crab apple
• American cranberry
• American cranberry bush
• American crayfish
• American creeper
• American cress
• American crow
• American dewberry
• American dog tick
• American dog violet
• American dogwood
• American Dream
• American dwarf birch
• American eagle
• American egret
• American elder
• American elk
• American elm
• American English