Diamantina Fracture Zone Ridge Plateau. All these features are mirrored by corresponding topography on the other side of the Southeast Indian Ridge. Broken Ridge Plateau was formed at the ridge together with the Kerguelen Plateau. Diamantina Fracture Zone was first detected by and RV Argo in 1960. It is named after , which did further exploration in 1961. The Diamantina Deep is the zone's deepest location, located about 1 125 km West-South-West of Perth, Western Australia, at . This is not the deepest point in the Indian Ocean: the CIA's Physical Map of the World lists the Java Trench as such. On the
Diamantina, Minas Gerais lowest rating in the country—0,467—putting it in last place. There were 2 hospitals and 31 health clinics in 2005. Educational needs were met by 30 primary schools and 9 middle schools. There were 3 institutions of higher learning: Faculdade de Ciências Jurídicas de Diamantina - FCJ (a law school), Faculdade de Filosofia e Letras de Diamantina - FAFIDIA (humanities), and Universidade Federal dos Vales do Jequitinhonha e Mucuri - UFVJM (federal public). Diamantina is twinned with: Diamantina, Minas Gerais Diamantina () is a Brazilian municipality in the state of Minas Gerais. Its estimated population in 2006 was 44,746 in a