List of Articles Open Access Article Abstract Page Full-Text 1 - Distribution and geochemical variations among paleogene volcanic rocks from the north-central Lut block, eastern Iran Saeed Saadat Charles Stern Open Access Article Abstract Page Full-Text 2 - A study of different zoning types in clinopyroxenes of sodic and potassic alkaline volcanic rocks from North Lahrud, NW Iran Gholamreza Ahmadzadeh Reza Zamani Open Access Article Abstract Page Full-Text 3 - Normative calculation of mineral composition in Cr ores of the ophiolite complexes from SE Iran Jamal Tarrah Open Access Article Abstract Page Full-Text 4 - A study of the tectonic origin and the source of the clastic sediments of the Miankuhi formation in the Tarik Dareh region (Torbat Jam, NE Iran) Habib Allah Torshizian Open Access Article Abstract Page Full-Text 5 - Biostratigraphy and paleoecology of Cretaceous rocks based on calcareous nannofossil in Sarayan section, East Iran Fatemeh Hadavi Marziyeh Notghi Moghaddam Lida Khodadadi Open Access Article Abstract Page Full-Text 6 - Petrogenesis of volcanic rocks from Razei region in Northwest Ardabil, Iran Yousef Vasigh Open Access Article Abstract Page Full-Text 7 - Experimental, Franc2d, and DDM simulation to determine the anisotropic tensile strength of brittle material Vahab Sarfarazi Hadi Haeri