Zobrazeno 1 - 10
of 94
pro vyhledávání: '"Alireza, Zarasvandi"'
Autor:
Afsaneh Soltani, Alireza Zarasvandi, Nader Taghipour, Mohsen Rezaei, Adel Saki, Morteza Sajjadiyan, Ghazal Zarasvandi
Publikováno v:
Journal of Economic Geology, Vol 16, Iss 2, Pp 163-206 (2024)
The Kuh-e-Esfand copper deposit is located in the southernmost part of the Urmia-Dokhtar magmatic belt. The Oligocene-Miocene intrusive bodies, ranging from diorite to quartz diorite and granodiorite, are emplaced within the Eocene volcanic complex.
Externí odkaz:
https://doaj.org/article/0454742188dc4bad94746342b20d1585
Autor:
Alireza Zarasvandi, Nasim Haghighatjou, Nader Taghipour, Mohsen Rezaei, Mohammad Amiri hoseini, Ghazal Zarasvandi
Publikováno v:
پترولوژی, Vol 15, Iss 2, Pp 21-54 (2024)
IntroductionThe Cenozoic Urumieh-Dokhtar magmatic arc has characteristics similar to those of Andean-type magmatic arcs. Various types of magmatism occurred in this arc including calc-alkaline and K-rich calc-alkaline magmatism and less of them alkal
Externí odkaz:
https://doaj.org/article/d895f4bd861f4e33a0babe70574bb590
Autor:
Reza Derakhshani, Leszek Lankof, Amin GhasemiNejad, Alireza Zarasvandi, Mohammad Mahdi Amani Zarin, Mojtaba Zaresefat
Publikováno v:
Energies, Vol 17, Iss 15, p 3677 (2024)
This research investigates the potential of using bedded salt formations for underground hydrogen storage. We present a novel artificial intelligence framework that employs spatial data analysis and multi-criteria decision-making to pinpoint the most
Externí odkaz:
https://doaj.org/article/8417682789dc47de857fe21204b6738f
Magnetite chemistry in the Dalli porphyry Cu-Au deposit, central Urumieh-Dokhtar Magmatic Arc (UDMA)
Publikováno v:
Journal of Economic Geology, Vol 15, Iss 1, Pp 1-25 (2023)
The Dalli porphyry Cu-Au deposit is located in the central parts of Urumieh –Dokhtar Magmatic Arc (UDMA). This deposit is formed via the emplacing of Miocene intrusions mainly containing diorite and quartz diorite within the Eocene andesite and por
Externí odkaz:
https://doaj.org/article/5043888def9d42d98455d1c2a44044d4
Publikováno v:
علوم محیطی, Vol 20, Iss 2, Pp 199-222 (2022)
Introduction: Particulate matters are one of the main air pollutants in urban areas, which are usually produced from various sources such as urban vehicles, fossil fuels, industrial activities. They may cause respiratory diseases, cardiovascular dise
Externí odkaz:
https://doaj.org/article/24bd9df9c41e47649371e0e73b8b02b6
Publikováno v:
Journal of Economic Geology, Vol 14, Iss 1, Pp 39-66 (2022)
Introduction Iran hosts numerous porphyry and epithermal ore deposits which have mostly been formed at discrete time periods within different tectonic assemblages. Porphyry and epithermal ore deposits are considered to be the important sources of ba
Externí odkaz:
https://doaj.org/article/a746808754e24172b1ae7258693ce205
Publikováno v:
Journal of Economic Geology, Vol 13, Iss 3, Pp 465-506 (2021)
Introduction About 75% of world copper, 50% of molybdenum, and 20% of gold are produced from porphyry copper deposits (Sillitoe, 2010) with an average ore grade of 0.45–1.5% Cu, 0.007–0.04% Mo and up to 1.5 ppm Au. Porphyry copper deposits are c
Externí odkaz:
https://doaj.org/article/b3a8a7ce12bf46c6bc71e362b0a4565a
Publikováno v:
Journal of Economic Geology, Vol 13, Iss 2, Pp 353-386 (2021)
Introduction Phosphorites are marine sediments of biogenic origin containing 15–20 wt% P2O5 and between 50 and 120 ppm U (Boggs, 2009; Tzifas et al., 2014; Zarasvandi et al., 2019). The study of phosphorites, especially trace elements geochemistry
Externí odkaz:
https://doaj.org/article/4308297249774d879b26f76c248a8958
Publikováno v:
Majallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Qum, Vol 15, Iss 6, Pp 404-413 (2021)
Background and Objectives: The main topic of this study was to impact assessment of the outcome of Acute Lower Respiratory Infection (ALRI) attributed to PM2.5 exposure using the AirQ+ model in Ahvaz, southwestern Iran, as one of the most polluted ci
Externí odkaz:
https://doaj.org/article/73cdf2126fcc4548aa7aaa5ebb82e1df
Publikováno v:
مخاطرات محیط طبیعی, Vol 10, Iss 27, Pp 107-122 (2021)
Soil erosion is an important factor that’s not dependent to only geo-ecological factors, rather dependent to land use changes and landscaping too. In this study, assessments the land use changes and its effect on soil erosion in Hoor al-Azim wetlan
Externí odkaz:
https://doaj.org/article/962922d6191a44149283409e5975170f