Circum-Superior Belt event in Australia and 1,860 million year old magmatism of the Mashonaland event in Africa. The other questionable suggestion related to the Circum-Superior Belt is the existence of a suggested 1,900 million year old global superplume event. The long Labrador Trough, extending from Ungava Bay through Quebec and Labrador, includes two volcano-sedimentary series, the first ranging from 2,170 to 2,140 million years old and second ranging from 1,883 to 1,870 million years old. This magmatism is considered to have formed as a result of back-arc volcanism. The youngest magmatic series (1883-1870 Ma) contains 1,880 million-year-old carbonatites and lamprophyres. 1,883 to
Ring of Fire (band) Ring of Fire (band) Ring of Fire is an American neoclassical/progressive/power metal band from Chula Vista, California formed in 2000. Fronted by former Yngwie J. Malmsteen collaborator Mark Boals after the release of his solo album "Ring of Fire", the band also included guitarist Tony MacAlpine, "Planet X" drummer Virgil Donati, grammy-award-winning bassist Philip Bynoe, and keyboardist Steve Weingart. Ring of Fire released three studio albums between 2001 and 2004, as well as a live album, "Burning Live In Tokyo 2002". After disbanding, Boals, MacAlpine, and Donati later formed Seven the Hardway. Boals, MacAlpine, and keyboardist Vitalij Kuprij returned in