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
Chapada Diamantina Chapada Diamantina Chapada Diamantina (Portuguese for the "Diamond Plateau") is a region of Bahia state, in the Northeast of Brazil. This same chain receives other names, like Serra do Espinhaço, in Minas Gerais, and Borborema, in Pernambuco and Paraíba. The Chapada Diamantina is at the center of Bahia state, in the Northeast of Brazil. It is the northern zone of the Espinhaço Range, has approximately and encompasses 58 municipalities. Technically it is considered part of the caatinga biome, and is the highest area in this biome, almost all of it over of altitude. The vegetation, always conditioned by the physiographic