"Africa" . . "Africa." . "Mariner, Richard (Fictitious character)" . . "Mariner, Richard (Fictitious character) Fiction." . . . . . "Fiction" . "Fiction"@en . "Black Pearl"@en . . "Electronic books"@en . . "Richard Mariner leads a team into the heart of an African jungle to find an incalculable fortune in minerals in a territory claimed by a guerrilla army."@en . "An incalculable fortune in conflict minerals lies on the bed of a lost lake. The lake lies in the middle of a jungle hardly changed since the age of the dinosaurs. An uncontrolled, murderous guerrilla army claims the territory for its own, using a combination of modern terrorist techniques and timeless black magic to keep strangers out. Richard Mariner is leading a team into the heart of it all, seeking the lake and the fortune it contains - his only clues a half-forgotten legend and a huge black pearl that is so much more than it seems."@en . . . "Black pearl"@en . . . . . . . . . . . . . "Richard Mariner faces guerillas, superstition, and the African jungle in search of a lost lake thought to have an incalculable fortune in conflict minerals lying on the lake bed." . . . . "Adventure stories"@en . . "Black pearl : a Richard Mariner novel" . . "Black pearl : a Richard Mariner novel"@en . "Suspense fiction"@en . "FICTION Action & Adventure." . . "Tonkin, Peter" . .