Heavy metal music styles in its early years, but by 1969 vocalist Ian Gillan and guitarist Ritchie Blackmore had led the band toward the developing heavy metal style. In 1970, Black Sabbath and Deep Purple scored major UK chart hits with "Paranoid" and "Black Night", respectively. That same year, two other British bands released debut albums in a heavy metal mode: Uriah Heep with "...Very 'Eavy ...Very 'Umble" and UFO with "UFO 1". Bloodrock released their self-titled debut album, containing a collection of heavy guitar riffs, gruff style vocals and sadistic and macabre lyrics. The influential Budgie brought the new metal sound into
Heavy metal genres direct musical progenitor of thrash metal. When speed metal first emerged as a genre, it increased the tempos that had been used by early heavy metal bands, while retaining their melodic approaches. Influenced by hardcore punk, speed metal is very fast, abrasive, and technically demanding. Examples of speed metal include Venom, Motörhead, Anvil and Accept. Stoner rock or stoner metal is typically slow-to-mid tempo, low-tuned, and bass-heavy. It combines elements of psychedelic rock, blues-rock and doom metal, often with melodic vocals and 'retro' production. The genre emerged during the early 1990s and was pioneered foremost by the Californian bands Kyuss