Results 81 to 90 of about 382 (117)

Stratigraphic position, origin and characteristics of manganese mineralization horizons in the Late Cretaceous volcano-sedimentary sequence, south-southwest of Sabzevar

open access: yesJournal of Economic Geology, 2014
Introduction The Mn mineralization occurs in the northeastern segment of the Sabzevar zone (SZ), north of the Central Iranian Microcontinent (CIM).
Sajjad Maghfouri   +2 more
doaj  

Geomorphotourism of Kalat Mountain: investigating the correlation between springs and geologic formations

open access: yesجغرافیا و برنامه‌ریزی محیطی, 2013
Extended abstract1- Introduction Geomorphotourism has become an increasingly important and widely discussed sub-sector of the global tourism industry, and despite debate over its definition, it is now broadly accepted that geotourism entails three main ...
MR. Mansoori, A. Sepehr, A. Behniafar
doaj  

Morphological and systematic interpretation of some Late Cretaceous (Turonian-Santonian) irregular echinoids, Kopet-Dagh Basin, NE Iran [PDF]

open access: yes, 2013
Abderaz Formation is one of the Upper Cretaceous formations in the Kopet-Dagh sedimentary basin. A stratigraphic section from the mentioned formation is selected for detailed systematic description with regard to echinoids.
M. Taherpour Khalil Abad
core  

Least squares collocation method in Moho depth determination in Iran using gravity gradient data. [PDF]

open access: yesHeliyon
Heydarizadeh Shali H   +6 more
europepmc   +1 more source

Temporal dynamics of urban gas pipeline risks. [PDF]

open access: yesSci Rep
Rahimi F   +4 more
europepmc   +1 more source

Active tectonic study in northeast Iran: contribution of the Kopeh Dagh and Binalud mountains to the accommodation of the Arabia-Eurasia convergence

open access: yes, 2009
Ce travail de thèse a été effectué afin de comprendre les processus de déformation active dans le NE de l'Iran, constitué des chaines de montagnes du Kopeh Dagh et du Binalud. Cet objectif a été poursuivi en combinant plusieurs approches : géologie structurale et tectonique, morpho-tectonique, géomorphologie quantitative et plusieurs méthodes de ...
openaire   +1 more source

Spatial distribution of seismicity parameters in the Persian Plateau [PDF]

open access: yes
A Alinaghi   +57 more
core   +1 more source

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