Preciptation of Phosphate from Ammonian Phosphate Solution by Iron Oxide and Aluminum Hydroxide

Significant Development in Mineral Exploration and Production in Iran

Identification of Opaque Minerals

Hyrcanaspis Bliecki n. g. sp. , A New Primitive Euantiarch ( Antiaecha, Placodermi) From the Middle Devonian of Northeastern Iran, With a Discussion on Antiarch Phylogeny

Sur la Mise en Place au Cretace Superieur d' Importantes Nappes A Radiolarites et Ophiolites dans les Monts Zagros ( Iran)