|Stylistic origins||Alternative rock|
|Cultural origins||Mid–late 1980s, United States|
|Typical instruments||Electric guitar - Bass - Drums - Keyboards|
|Mainstream popularity||Underground in 1980s, moderate in early 1990s, mainstream in mid to late 1990s, moderate in 2000s|
|Derivative forms||Groove metal - Grunge|
|Artists - Lollapalooza - Progressive music|
Characteristics of alternative metal music are heavy guitar riffs, syncopation, uncommon time signatures, and unusual techniques. Alternative metal is like regular heavy music, but it can be more experimental. This is what makes it "alternative".