Volume 34 (2024)
Volume 33 (2023)
Volume 32 (2022)
Volume 31 (2021)
Volume 30 (2020)
Volume 29 (2020)
Volume 28 (2019)
Volume 27 (2018)
Volume 26 (2017)
Volume 25 (2016)
Volume 24 (2015)
Volume 23 (2014)
Volume 22 (2013)
Volume 21 (2012)
Volume 20 (2011)
Volume 19 (2010)
Volume 18 (2009)
Volume 17 (2008)
Volume 16 (2007)
Economic Geology
Geochemical aspects of alteration system in the Kamar-Gov district, western Alborz-Azerbaijan magmatic belt, north-west of Iran

Robabeh Masoomi; Yousef Rahimsouri; Hemayat Jamali; Ali Abedini

Volume 33, Issue 2 , June 2023, , Pages 43-66


  The aim of this research is the geochemical study of the major and trace elements of the alteration systems in the Kamar-Gov district (south of Hashtjin, Ardabil province). The rock units of  the studied area include volcanic rocks with the composition of basaltic-trachy andesite to rhyolite and ...  Read More

Mineralogy and geochemistry of clinopyroxene in peridotites of Nehbandan ophiolitic complex, eastern Iran

Hamid Karimzadeh; Mohammad Rahgoshay; Iman Monsef

Volume 33, Issue 2 , June 2023, , Pages 135-154


  The petrographical examination of peridotites of the Nehbandan ophiolitic complex revealed that the peridotites of Kalateh Shahpouri, Qadamgah, Lah-Kouh, Cheshmeh anjir, Bandan, and Zolfaghari were of harzburgite type and Sefid-Kouh and Nasfandeh-Kouh were of lherzolite type. Generally, the types of ...  Read More

Petrography and application of mineral chemistry and thermobarometry of amphibolites in Jandaq metamorphic complex: Evidence of paleo-tectonic events in Central Iran

Arefeh Heidarianmanesh; Seyed Mohsen Tabatabaimanesh; Narges Shirdashtzadeh

Volume 32, Issue 4 , December 2022, , Pages 119-142


  Based on field observation and petrographic evidence, by progress in metamorphic degrees, a wide variety of metabasites have formed following the metamorphism at amphibolite facies (metamorphism M1) in the east of Jandaq. Thermobarometry of plagioclase- amphibole pairs indicate temperature ranges were ...  Read More

Economic Geology
Mineralogy, geochemistry and tectono-magmatic setting of the granitoids in the Baghak Fe skarn deposit, Sangan mining district, NE Iran

Kiamars Hosseini; Majid Shahpasandzadeh; Roghayeh zabihi khargh

Volume 32, Issue 3 , September 2022, , Pages 61-78


  The Sangan Mining District (SMD) in the north of the Cenozoic magmatic belt of eastern Iran is constituted of predominantly acidic to intermediate volcanic and pyroclastic rocks, intruded by the Eocene granitoids. In the Baghak Fe skarn deposit, these granitoids are composed of pre-mineralization ...  Read More

Mineralogy, geochemistry and protolith of Neoproterozoic gneisses in Ghoshchi (North Urmia)

Mahsa Jamshidnia; manijeh Asadpour; Masoumeh Ahangari

Volume 31, Issue 1 , June 2021, , Pages 1-12


  Qushchi gneisses in the north of Urmia city are a part of magmatic-metamorphic complex in NW of Sanandaj-Sirjan zone. Gneiss, with eldsparses and schist, form Precambrian basement of the area. These rocks contain lipidogranoblastic, augen, porphyroblastic and myrmekite textures, and composed of quartz+ ...  Read More

Economic Geology
Study of geology, mineralogy and geochemistry of the Robaei iron deposit, South Damghan

faraj fardoost; Akbar Abdollahi Hydarbaghi; Solmaz Baluchi

Volume 29, Issue 115 , June 2020, , Pages 61-74


  The Robaei Iron deposit is located in 96km south of Damghan. Host rocks of deposit are Late Cretaceous limestones (part I) and Eocene volcano- sedimentary rocks including sandy tuff (part II.( The alterations include chloritization, epidotization, argillation, silicification, carbonatization and hematitization. ...  Read More

Mineralogy and determination of thermodynamic conditions at Javinan Skarn, South of Kashan

S. M. Tabatabaei Manesh; M. A. Mackizadeh; saeideh ranjbar; R. Gholinezhad

Volume 28, Issue 109 , September 2018, , Pages 327-338


  Javinan skarn is located at 115 km north west  of  Isfahan (40 km south of Kashan and east of Ghohrud), is included  in Central Iran structural zone and spread in contact with Ghohrud granitoid (Middle Miocene age) with shale, sandstone and limestone succession of the Jurassic age known ...  Read More

Geochemistry of major, trace and rare earth elements in bed-sediments of Urmia lake

S. Alipour; Kh. Mosavi-ovenlegi; E. Hosseini; Sh. Aslanpour; Z. Haseli

Volume 27, Issue 107 , June 2018, , Pages 51-62


  The Urmia Salt Lake as the largest hyper saline lake of the world is located between west and east Azerbaijan provinces, NW Iran. Geochemistry of trace and rare earth elements of bed sediments taken from 25 Cm of the lower most of 1.5 meters depth  of drilled holes in 130 samples between 2014-2015 ...  Read More

Mineralogy and geochemistry of aeolian sediments around Kerman

H Atapour

Volume 26, Issue 101 , December 2017, , Pages 197-210


  The Quaternary aeolian sands occur in northern and southern parts of the urban areas of the Kerman city. The important aeolian and interlayered sedimentary structures are cross- bedding and ripple mark. Diameter of the aeolian sands ranges from 0.06 to 2 mm, but coarse- grained (gravel size) alluvial ...  Read More

Mineralogy of Mahour Zn-Cu-(Pb-Bi-Ag) deposit, west of Dehsalm: implications for genesis and mineralization type

S. Younesi; M. R. Hosseinzadeh; M. Moayyed

Volume 27, Issue 105 , December 2017, , Pages 295-308


  The Mahour Zn-Cu-(Pb-Bi-Ag) deposit located in central Lut Block, formed in an intensely crushed fault zone, dominantly in dacite-rhyodacite volcanic-subvolcanic unit of Late Eocene- Oligocene age. Mineralization occurred as veins, veinlets and breccia massive sulfide and/or  as quartz , quartz-carbonate ...  Read More

Mineralogy and rare earth elements geochemistry of Jeirud phosphate deposit in Shemshak valley, north Tehran

S.J Moghaddasi

Volume 26, Issue 102 , March 2017, , Pages 324-313


  Jeirud phosphate deposit is located about 45 km north of Tehran, in the central part of the Alborz geological-structural zone. This deposit is occurred in Jeirud Formation, which is one of the major hosts of phosphate deposits in Iran. Jeirud phosphate deposit is composed of several phosphatic sandstone ...  Read More

Mineralogy of Garnet in Khuni Skarn, Northeast of Anarak, Isfahan Province: Evidences for a Hydrothermal System Evolution

S Ranjbar; S.M Tabatabaei manesh; M.A Mackizadeh

Volume 25, Issue 97 , December 2016, , Pages 173-182


  The Khuni skarn has been developed in the contact between small tongues of the Late Eocene-Oligocene I-type Kal-e kafi granitoidic intrusive body and the Precambrian Lakh marble-dolomite unit, Located 220 km northeast of Esfahan in the Central Iran structural zone. Skarnification could be divided into ...  Read More

Source of polymetal epithermal veins at Nikuyeh district (West of Qazvin) based on mineralogy, alteration and fluid inclusion studies

S Aghajani Marsa; M Emami; M Lotfi; k Gholizadeh; M Ghasemi Siani

Volume 25, Issue 99 , June 2016, , Pages 157-168


  The mineralized veins at Nikuyeh are located south of the Tarom-Hashtjin metallogenic province in Alborz-Azarbayejan belt (West Alborz). Rhyodacite and andesite/andesitic basalt volcanic rocks are hosting the vein mineralization in the Nikuyeh ore district. Hydrothermal alteration in host rocks consists ...  Read More

Exploration and Economic Significance of the Gossan Around Chahar Gonbad Copper-Gold Mine, Sirjan

S.J Yousefi; A Aftabi; A Moradian

Volume 24, Issue 96 , September 2015, , Pages 189-200


  Gossan occurs considerably around the Chahar Gonbad copper-gold mine. The mineralogy of gossan includes: hematite (Fe2O3), goethite (FeO(OH)), and limonite (Fe2O3.H2O) with colloform texture, as wewll as quartz, calcite and clay minerals. Enrichment factors include: Ag=1.08, As=1.19, Bi=70.12, Mn=4.11, ...  Read More

Mineralization Stages and Iron Source of Bashkand Deposit Based on Mineralogy, Structure, Texture and Geochemical Evidence, Southwest of Soltanieh

S Shahbazi; M Ghaderi; N Rashidnejad-Omran

Volume 24, Issue 95 , June 2015, , Pages 355-372


  The Bashkand iron deposit is located in 16 km southwest of Soltanieh, in Central Iran Structural Zone. The rock units in the area include alternations of metamorphosed sedimentary rocks of the Kahar Formation, Khorramdarreh granite and an andesitic dike. The major alteration types are argillic, potassic, ...  Read More

Study of Mineralogy & Geochemistry of Mud Volcanoes in Southeast of Caspian Sea and Sediments of Caspian Sea Bed in its SE Margin

M.A Arian; J Faslebahar

Volume 24, Issue 95 , June 2015, , Pages 383-392


  Geochemistry, mineralogy and mechanism of the mud volcanoes located in the southwestof the Caspian Sea (Azerbaijan country) have already been studiedwith aim of finding out theirorigin, but mud volcanoes of The Gomishanhaven’t been studied from thesepoints of view yet. In this research, mudof mud ...  Read More

Magmatic and Hydrothermal Behavior of Trace Elements in Razgah Syenitic Body (Sarab, Eastern Azerbaijan): An Implication for Evaluation of Uranium Mineralization Potential of Body

M Rasooli Bairami; B Shafiei Bafti; J Omrani; F Heydarian

Volume 24, Issue 94 , March 2015, , Pages 113-128


  The occurrence of uranium anomalies associated with secondary Cu mineralization (malachite) at some parts of the Razgah metaluminous -peralkaline stock situated at the northeast of Sarab caused it to be a priority of Atomic Energy Organization of Iran (AEOI) to inspect the intrusion for likely uranium ...  Read More

Mineralogy and Geochemistry of the Neoproterozoic Kahar Formation Mudrocks, Kahar Mountain, NW of Tehran

N Etemad-Saeed; M Hosseini-Barzi; M.H Adabi; A Sadeghi

Volume 24, Issue 94 , March 2015, , Pages 287-299


  The Kahar Formation at its type locality in the KaharMountain, 75 km NW of Tehran, consists of about 1000 m of siliciclastic rocks (mainly mudrocks). This study focuses on the mineralogical and geochemical composition of these mudrocks to identify possible source areas and their tectonic setting. The ...  Read More

Mineralogy and Geochemistry of Kambelu Lateritic Deposit, West of Damghan, Semnan Province

F Kangarani Farahani; A.A Calagari; A Abedini

Volume 24, Issue 94 , March 2015, , Pages 349-358


  Kambelu lateritic deposit is located in ~80 km west of Damghan, Semnan province. This deposit was developed as stratiform lenses along the contact of carbonates of Elika Formation (Triassic) and shale-sandstone of Shemshak Formation (Jurassic). Petrographical studies testify to the presence of collomorphic, ...  Read More

Physicochemical and Mineralogical Characteristics of Sepiolite Deposits of Northeastern Iran

S Hojati; H Khademi

Volume 23, Issue 90 , March 2014, , Pages 165-174


  There is no information about the occurrence and characteristics of sepiolite deposits in Iran. Thus, to identify and characterize the physicochemical and mineralogical properties of Eliyato deposits in northeastern Iran, 10 samples from different locations were taken and studied by powder X-ray diffraction, ...  Read More

Study of Mineralogy and Geochemistry of Manganese Ore and Host Rocks of the Robat Karim Manganese Deposit, Southwest Tehran

Seyed Javad Moghaddasi; Y. Negahban

Volume 21, Issue 83 , December 2012, , Pages 67-76


  Robat Karim manganese deposit is located in 7 km northwest of Robat Karim (southwest of Teharan), within northeastern margin of Orumiyeh-dokhtar volcanic belt. Based on regional geology, the studied area is situated in the northern Saveh Eocene volcanic assemblage, composed of rhyolite, trachyte, andesite ...  Read More

The Determining of the Nature of Magmatic Encalves in Granites of Malayer Plutonic Complex based on Geochemical and Statistical Methods

R. Deevsalar; M. V. Valizadeh; V. Ahadnejad

Volume 21, Issue 83 , December 2012, , Pages 129-140


  Granitic rocks of Malayer plutonic complex contain varieties of enclaves with different shapes, sizes, mineralogy andchemical composition. The interpretation of bivariant geochemical diagrams of major oxides and trace elements  with respect to higher values of some of oxides such as MnO, TiO2, MgO, ...  Read More

Mineralogy, Geochemistry and Origin of Iron Deposits in North of Semnan

A. R. Ghiasvand; M. Ghaderi; N. Rashidnejad-Omran

Volume 18, Issue 72 , January 2009, , Pages 33-44


  The iron deposits in north of Semnan are located in the south of Central Alborz structural zone. Stratigraphically, the area consists of Paleozoic to Quaternary rock series exposures. The area has been affected by Semnan, Darjazin, Attari and Diktash faults. An intermediate to acidic granitoid body of ...  Read More

Geochemical Study of Vein-Type Tungsten-Copper Mineralization in Southwest of Shazand

M. Abdi; Majid Ghaderi; N. Rashidnejad-Omran; A. Najafi

Volume 19, Issue 73 , January 2009, , Pages 37-50


  Two cases of tungsten-copper vein-type mineralization have been studied in the Nezam-abad and Deh-hossein areas, in southwest of Shazand. The hydrothermal quartz-tourmaline mineralized veins have different host rocks (biotitic-granite and meta-sandstone). Considering similar ore metals (tungsten-copper-tin-lead-zinc) ...  Read More

Local and Marginal Mineralogy of Alteration Haloes around Mineralized Veins of Masjeddaghi Area, Jolfa

A. Akbarpour; A. Rasa; M. Mehrpartou

Volume 16, Issue 63 , March 2007, , Pages 140-153


  The Masjeddaghi area is a part of Alborz-Azarbaijan Zone and located in the Jolfa 1:100000 geological map sheet. The oldest rock units cropped out widely in the south and northeast of the area belong to the Eocene flysch-type sediments. The other outcrops consist mainly of volcanic rock complex of andesites ...  Read More