"Roches." . . "Pétrologie." . . . . "Minerais E Rochas." . . "Rocks." . . "Petrologia." . . . . . . . . . . . . . . "The rock book"@en . "The rock book" . . . . . . . . . . . . . . . . . . . . . . . . . "The Rock book"@en . . . "Information on the rocks of the world, with practical chapters on rock hunting and collecting. Illustrated with five pages in full color, 48 pages of photographs and 40 line drawings."@en . . . . . .