A dike or dyke is a vertical or near-vertical intrusion of igneous rock that has forced its way upward through overlting strata.
* Thrax is short for 'Anthrax', a lethal disease who's main symptom is a terrible, deadly fever. Despite those two strong similarities, Thrax shares no other similarities with the Anthrax disease and is in fact not an Anthrax virus, and is most likely a fictitous disease. *The song Thrax is humming is called 'Fever'. Thrax is short for 'Anthrax', a lethal disease who's main symptom is a terrible, deadly fever. Despite those two strong similarities, Thrax shares no other similarities with the Anthrax disease and is in fact not an Anthrax virus, and is most likely a fictitous disease. *The song Thrax is humming is called 'Fever'.
Diamonds & Rust remains one of Priest's most popular songs and a staple of their live shows. On their 1979 live album Unleashed in the East, Halford introduces the song with By far, the most talented, portentous cock I've ever worked with, something he regularly has to explain to American interviewers.