Further Data on Khunitte From the Tscheh Khuni Mine ; Anarak Iran

Isomorphism and Isotypism Among Silicates and Phosphates

Nuovi Dati Sul Paleozoico Dell' Alta Valle del Djadje Rud( Elburz Centrale- Iran )

Stratonomie des Series du Flysch

The Prepartion of Maps and Plans in Terms of Engineering Geology