Volume 32 (2022)
Volume 31 (2021)
Volume 30 (2020)
Volume 29 (2020)
Volume 28 (2019)
Volume 27 (2018)
Volume 26 (2017)
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)
Original Research Paper
Analysis of fracture intensity-controlling parameters in the Sedimentary sequences of Asmari Formation in Kuh-Asmari anticline, Zagros fold belt

Y Jalili; M.M Khatib; A Yassaghi

Volume 25, Issue 98 , March 2016, Pages 3-10


  Fracture intensity-controlling factors, which include folding mechanism, lithology and thickness of layers, have been investigated in the Asmari Formation of the Kuh-e- Asmari using field studies and satellite images. Parameters such as structural position, spacing and vertical extension of the fractures ...  Read More

Original Research Paper
Combination of data- and knowledge-driven fuzzy approaches in mineral potential modeling for generating target areas

E Ghadiri-Sufi; M Yousefi

Volume 25, Issue 98 , March 2016, Pages 11-18


  Integration of different kinds of data is a useful method which can be used in exploration studies to determine the location of undiscovered hidden or outcropping mineral deposits in an area under prospecting. The results obtained by considering all data sources and their relations have better reliability. ...  Read More

Original Research Paper
Investigation of flora types in Khajeh-jamali ophiolites area of Neyriz – Iran for exploration of chromite by biogeochemical method

S.H Ghetmiri; S.M.A Aleyasin

Volume 25, Issue 98 , March 2016, Pages 19-28


  Surveying the uptake of metal substances by plants has a very important role in mineral exploration, but biogeochemical exploration has not been paid much attention in Iran. The aim of current study was surveying vegetative species of Khajeh-jamali mineral area to evaluate the probability of biogeochemical ...  Read More

Original Research Paper
Reservoir quality evaluation of the Kangan Formation In one of the Kish gas-field wells by using geology software

H Vafaei; M Peyravi

Volume 25, Issue 98 , March 2016, Pages 29-36


  The Kish gas-field is one of the world’s largest gas-fields, and consists of two reservoir rocks of Kangan (Lower Triassic) and Dalan (Late Permian) formations in the Zagros sedimentary basin. In this study, the Kangan formation has been examined. In this research, in addition to the use of raw ...  Read More

Original Research Paper
Investigation of quartz textures at Sarcheshmeh copper ore deposit using scanning electron microscope- cathodoluminescence

S Nasiri Bezenjani; M Boomeri; H Biabangard; M Abdollahy

Volume 25, Issue 98 , March 2016, Pages 37-42


  Distinct cathodoluminescence (CL) properties of certain minerals such as quartz allow rapid identification of the different mineral constituents and their distribution within rocks using CL microscopy. Quartz is not only one of the main mineral in felsic intrusive rocks associated with porphyry copper ...  Read More

Original Research Paper
Petrography, thermobarometry and geochemistry of Darreh Deh picrites (East of Nain ophiolitic mélange)

N Shirdashtzadeh; Gh Torabi; R Samadi; T Meisel; S.N Hussain Bokhari

Volume 25, Issue 98 , March 2016, Pages 43-54


  Picrites are seen within the mantle peridotites in the Darreh Deh area (in the east of Nain ophiolitic mélange). Based on petrography and mineral chemistry, these picrites are composed of olivine (chrysolite), clinopyroxene (diopside) and orthopyroxene (enstatite), showing a cumulate texture, ...  Read More

Original Research Paper
Sedimentary environment, diagenesis and reservoir quality of Upper Sarvak Formation in the Persian Gulf

N Shahverdi; H Rahimpour- Bonab; M.R Kamali; B Esrafili- Dizagi

Volume 25, Issue 98 , March 2016, Pages 55-66


  The Albian-TuronianSarvak Formation is one of the main oil reservoirs in south and southwest Iran that hosts significant amount of hydrocarbon resources in this region. Facies analysis in seven oil fields of Persian Gulf led to identification of 7 microfaceis that are deposited in four facies belts in ...  Read More

Original Research Paper
Three dimensionalupper crustal structure of the eastern Zagros (Iran) using local tomography

Z Mohammadipour; F Yaminifard; M Tatar

Volume 25, Issue 98 , March 2016, Pages 67-72


  Nearly one-third of the shortening in Iran plateau due to Arabia-Eurasia convergence is accommodated in the Zagros fold and thrust belt, which is seismically one of the most active regions among the continental collision zones in the world. Deploying a temporary seismic network in the north of Bandar ...  Read More

Original Research Paper
Miocene (Mishan Formation) Echinoidea from Gohreh section, North of Bandar Abbas, Hormozgan province

H Gholamalian; R Fanati-Rashidi; S.H Sajadi

Volume 25, Issue 98 , March 2016, Pages 73-82


  Mishan Formation in the Gohreh section (north of Bandar Abbas) is investigated in order to identify echinoid species. Systematic study of echinoids shows presence of two orders in the studied area; Spatangoida and Clypeasteroida. Five described species are: Clypeaster sp., Clypeaster goirensis, Schizaster ...  Read More

Original Research Paper
Evaluation of earthquake recurrence interval at Astara fault system based on seismic catalogs (NW of Iran)

A Barzegari; M Ghorashi; H Nazari; M.A Shokri; M Porkermani

Volume 25, Issue 98 , March 2016, Pages 83-92


  The north-south trending Astara Fault System (AFS) is located in the east of Talesh Mountains (TM) and west of the Caspian Sea. The probable seismic activity of this fault system will largely affect the north of GilanProvince. The AFS is one of the basement faults in Iran, which plays an important role ...  Read More

Original Research Paper
The Madan Bozorg, volcanic-hosted copper deposit, East Shahroud; an example of Manto type copper deposits in Iran

L Salehi; I Rasa; S Alirezaei; A Kazemi Mehrnia

Volume 25, Issue 98 , March 2016, Pages 93-104


  The Madan Bozorg deposit is located in the Abbas Abad mining district, about 130 km east of Shahroud. The area is covered by a NE-SW trending belt of intermediate-mafic lava flows and pyroclastic materials, as well as interlayered sedimentary rocks. Eight copper deposits have been identified in the district. ...  Read More

Original Research Paper
Modelingof bouguer gravity anomaly and tsunami warning due to Makran subduction zone (case study: Beris region)

Sh Eghtesadi; M Shokati Amghani

Volume 25, Issue 98 , March 2016, Pages 105-116


  Modelingof bouguer gravity anomaly and tsunami warning due to Makran subduction zone (case study: Beris region)  Read More

Original Research Paper
Recognition of Paleoenvironment of the Ab-deraz Formation in Sanganeh Section based on Palynoligocal Evidence (Dinoflagellate Cysts) and Ostracoda

F Yousefi Moghadam; M Allameh; S.M Hosseininezhad; L Bakhshandeh

Volume 25, Issue 98 , March 2016, Pages 117-126


  Ab-deraz Formation is one of the Lithostratigraphic units of upper cretaceous the age of which is determined as touronian-santonian in Kopet-Dagh sedimentary basin located in northeast Iran. Its major lithology in Sanganeh section contains Marl, Marly limestone, and gray shales and light green shale ...  Read More

Original Research Paper
New Analysis on the Emplacement of Alvand Granitoid, Using the Relationship between the Dipping Angle of Magnetic Lineation, Foliation and their Numerical Magnitude

A Aslani; S Shekari

Volume 25, Issue 98 , March 2016, Pages 127-136


  The southern Alvand granitoid with an area of 120 km2 is situated at south and southwest of Hamedan city. The porphyry biotite bearing granitoids are the main constitute of the pluton. Biotite is responsible for magnetic behavior of this pluton. The magnetic lineation (L), foliation (F), and anisotropy ...  Read More

Original Research Paper
Conodonts Biostratigraphy of Mila Formation, Shahmirzad Section, Central Alborz, Iran

S Soleymani; B Hamdi; A.R Karimi Bavandpur

Volume 25, Issue 98 , March 2016, Pages 137-146


  The studied section is located in the southern flank of the Central Alborz, 5 kilometers north of Shahmirzad City in the Semnan province. This section is situated at 35° 48′ 40″ N latitude and 53° 16′ 59″ E longitude. The Mila Formation has 5 measurable members in Type ...  Read More

Original Research Paper
Comparison of artificial neural network, ΔLogR and cluster analysis for the assessment of organic carbon in hydrocarbon-bearing Formations

S Gholipour; A Kadkhodaie; M Makkipour; A .R Abadi chalaksaraee

Volume 25, Issue 98 , March 2016, Pages 159-170


  Total organic carbon content is one of the important parameters to evaluate the geochemical properties of oil- and gas-producing layers. In this study, total organic carbon content in the hydrocarbon-bearing formations was evaluated using log data in three stages. In the first stage, we used artificial ...  Read More

Original Research Paper
The geology, petrogenesis and geological setting of the volcanic and plutonic rocks from Daraloo and Sarmeshk porphyry copper deposits, South Kerman copper belt, Iran

M Alimohammadi; S Alirezaei; M Ghaderi; D.J Kontak

Volume 25, Issue 98 , March 2016, Pages 159-170


  The Daraloo and Sarmeshk copper deposits lie in a northwest-trending fault zone, 10 km long and 0.5-1 km wide in the southern section of the Kerman copper belt, south Iran. The area is marked by a series of Late Eocene-Oligocene granodiorite and Miocene porphyritic tonalite-granodiorite intrusions that ...  Read More

Original Research Paper
Evaluate geochemical trace elements of Qalikuh oil shale (Southwest Aligoodarz) using elemental analysis and rock eval pyrolysis

M Fereidoni; M Lotfi; N Rashid nejad; M Rashidi

Volume 25, Issue 98 , March 2016, Pages 171-180


  The Qalikuh area,~35 km southwest of Aliqudarz, contains oil shale deposits in Garue and Sargelu formations(Jurassic-Cretaceous). Some 20 samples across two sections(Charun3-Deh ye Qali3) were selected and analyzed(Rock Eval – ICP – XRD – XRF) to study organic and mineral parameters(to ...  Read More

Original Research Paper
Determination of optimal size of blending piles using geostatistical simulation- A real case study

S Foroughi; M Monjezi; M.R Khalesi

Volume 25, Issue 98 , March 2016, Pages 181-190


  Fluctuation of the grade of the ore feeding the processing plants is one of the most important factors in plant's recovery, so that plant efficiency increases as the fluctuations decrease. In order to reduce the grade variability, homogenization piles are largely used in mining industry. The mass and ...  Read More

Original Research Paper
Comparative biostratigraphy of Asmari Formation in Maleh-Kuh and Amiran anticlines, Lorestan, Zagros basin, based on benthic foraminifera

M Mohammadi; H Amiri Bakhtiar; F Amraee

Volume 25, Issue 98 , March 2016, Pages 191-198


  This study aimed to compare Asmari Formation in two sections in Maleh-Kuh and Amiran anticlines based on benthonic foraminifera. In this study, 26 species and 16 genera of benthonic foraminifera from the Maleh-Kuh section yielded 2 biozones of  Elphidiumsp. 14 – Peneroplis, farsenensisandBorelismelocurdica ...  Read More

Original Research Paper
Albian ammonites of the Kazhdumi Formation in the Nar section, east of Bushehr (Zagros zone)

A Asadi; M.R Majidi fard; S.H Vazirii; M Yousefi rad

Volume 25, Issue 98 , March 2016, Pages 199-212


  Considering  importance of ammonite fauna in biostratigraphy and sedimentary basins and due to the lack of studies on the ammonite fauna in the Kazhdumi Formation, the Nar stratigraphic section was selected and studied in the coastal Fars, northeast of Kangan (East Bushehr). The formation with a ...  Read More

Original Research Paper
Doosti dam monitoring until the end of construction using instrumentation data and numerical analyses

H Asadian; E Rahimi; M Ghafoori; M Bashirgonbadi

Volume 25, Issue 98 , March 2016, Pages 213-222


  Recently the instrumentation of dams has gained a special place in Iran. In large-scale projects, such as earthen and concrete dams, instrumentation installation and monitoring, especially during the construction and operation, is an integral and essential component. Dam stability is one of the most ...  Read More

Original Research Paper
Petrology and geochemistry of Homijan granitoid and associated felsic rocks (SW Behabad, Central Iran)

F Mohamadi; M Ebrahimi; M.A.A Mokhtari

Volume 25, Issue 98 , March 2016, Pages 223-236


  The study area,~12 km to the southwest of the city Behabad, is a part of the Posht-e-Badam Block in Central Iran. Igneous rocks in the area occur as intrusive, sub-volcanic and volcanic bodies and exhibit a wide range of composition from felsic to mafic. The intrusive and sub- volcanic rocks include ...  Read More

Original Research Paper
Facies, depositional environment and diagenesis of the Mobarak Formation in Valiabad area, Central Alborz

N Kohansal-Ghadimvand; Sh Gholipouri; P Ghazanfari; R Mahari

Volume 25, Issue 98 , March 2016, Pages 237-248


  The aim of this study is to determine microfacies and diagenetic processes of the Mobarak Formation with the age of early Carboniferous in Valiabad section, at Karaj-Chalus road.  The thickness of the formation at this section is 339 m and consists of limestone with intercalations of shale and marl. ...  Read More

Original Research Paper
Determination, geochemical investigation and sediment provenance in the Makran coasts

K Nezhadafzali; S Shayn; R Lak; M Yamani; M Ghorashi

Volume 25, Issue 98 , March 2016, Pages 249-254


  Mud volcano is a natural and attractive phenomenonwhich is generally found as a dome-like feature and basin-shaped in some cases. Mud volcanoes comprise mixtures of water, mud and gas. They are found in most parts of the world particularly in the Alps and Himalaya belts. In Iran, most of the mud volcanoes ...  Read More

Original Research Paper
Ore-genests study of The Cu-Au vein-type deposit in The Taron- Granitoid (North Zanjan) based on mineralogical, geochemical and fluid inclusion evidences

H Zamanian; Sh Rahmani; M.R Jannessary; R Zareii Sahamiieh; B Borna

Volume 25, Issue 98 , March 2016, Pages 255-282


  Lohneh gold and copper deposits lay in the north west of Iran, 100 kilometers north of Zanjan province. Lohneh mining area is a part of the Tarommetallogenic zone in the Alborz-Azerbaijan region. The presence of numerous minerals, slag melting of mining activities (such as cows and exploratory pits, ...  Read More

Original Research Paper
Upper Triassic foraminifera from Howz-e Khan member of Nayband Formation in central Iran (South of Naybandan)

B Saberzadeh; K Rashidi; M Vahidinia

Volume 25, Issue 98 , March 2016, Pages 283-300


  This paper describes systematic of the foraminifera from Howz-e Khan Member of Nayband Formation in 25km south of the type locality which are exposed in northwest of the Dig-e Rostam area about 300km north of Kerman city and is composed of medium to thick bedded fine-grained limestones containing sponges, ...  Read More

Original Research Paper
Lithostratigraphy and biostratigraphy of Middle and Late Permian strata in Illanlu stratigraphic section, North Qareh Ziaaeddin

R Shabanian; N Farajnezhad

Volume 25, Issue 98 , March 2016, Pages 315-320


  Permian deposits crop out in the North East QarehZiaaeddin (Illanlu section) consisting Dorud, Ruteh, Nesen and Elli Bashi formation respectively. In this section, the Ruteh Formation composes about 751.3m of dark to grey, medium to massive limestone. The Nesen Formation contains approximately 627.3m ...  Read More

Original Research Paper
Geology and structural pattern of Anarak-Talmessi sedimentary basin

M Shayanfar; M Ghorashi; S.J Ahmadi; A Saeedi; A.R Shahidi

Volume 25, Issue 98 , March 2016, Pages 315-320


  The existence of a sedimentary basin with a large thickness of Neogene sediments(Lower Red Formation) in the Anarak-Talmessi region of central Iran with a basement of Precambrian metamorphic rocks, high rate of erosion processes, and more importantly its safety necessity led us to define the structural ...  Read More

Original Research Paper
The effect of detachment surfaces on folding geometries in Babahabib and Sarkan oilfields (Central Lurestan region, Northwest Zagros)

A Shamszadeh; S.A Alavi; M Valinejad; M Tavakoli Yaraki

Volume 25, Issue 98 , March 2016, Pages 321-332


  Babahabib and Sarkan oilfields are located in southwest of the Lurestan Province and 10km west of Pul-dokhtar City. The study area is situated in the Lurestan tectonostratigraphic region, northwest of the folded Zagros structural sub-zone. Although the Lurestan region is part of the Zagros sedimentary ...  Read More

Original Research Paper
Using GIS for evaluation of potential karstification in carbonate rocks in Zagros based on the hydrogeological and climatological factors

B Ebrahimi; A Seif

Volume 25, Issue 98 , March 2016, Pages 333-348


  This study has been carried out with the aim of mapping karst and evaluation of potential karstification of carbonates rocks in Zagros. One objective of this paper is a spatial evaluation of karst development in Zagros considering role of the chief factors affecting karst development. The main considered ...  Read More

Original Research Paper
Geochemistry, petrography and fluid inclusion studies of Baba-Nazar Garnet Index, Takab, West Azarbaijan province

S Alipour; P Shirmohammadi; Y Rahimsouri; H Bagheri

Volume 25, Issue 98 , March 2016, Pages 349-362


  Baba-Nazar garnet occurrence is located in northwest part of Sanandaj-Sirjan geological zone. Rock units in the area, including hornfels, garnetite and extensively weathered host rocks in contact with granite indicate garnet may have formed by metamorphism of clay-argillite, sandstone and calcareous ...  Read More

Original Research Paper
Petrography and geochemistry of the metabasites and metaperidotites of the Deh-Salm and Galugah metamorphic complexes, East of the Lut Block

A Biabangard; H Biabangard; S Bagheri

Volume 25, Issue 98 , March 2016, Pages 363-374


  The Deh-Salm metamorphic complex (DMC), late Jurassic in age, is exposed at the west of Nehbandan and at the the eastern margin of the Lut block. This is one of the exceptional outcrops of the Lut block’s basement in East Iran.  The metamorphosed ultramafic rocks in this complex are identified ...  Read More

Original Research Paper
Investigation of the neo-tectonic stress state and proposing a kinematic model for the Gorgan plain, NE Iran

M Rustaei; M Rustaei; B Zamani; M Nemati

Volume 25, Issue 98 , March 2016, Pages 375-384


  In this study, the stress regime governing the Gorgan plain area (NE Iran) is calculated using inversion analysis based on earthquake focal mechanism solutions. In addition, a kinematic model is presented for hidden faults in this area. To gain this goal, the earthquakes occurred in this region and had ...  Read More

Original Research Paper
Interpretation of magnetic fabrics based on variations of anisotropy of magnetic susceptibility (AMS) in Bouin- Miandasht granitoid pluton

S Saki; H Ghasemi; M Sadeghian

Volume 25, Issue 98 , March 2016, Pages 385-394


  Bouin- Miandashtgranitoid pluton with an area of 40 Km2, outcropped in the north of Bouin Miandasht- Aligoudarz road, was emplaced into Triassic to early Jurassic low to medium grade metapelitic rocks of Sanandaj - Sirjan structural zone. This pluton composed of alkali feldspar granite to leucogranite. ...  Read More

Original Research Paper
Ensemble of target detectors in hydrothermal mineral mapping (study area: Mashhad)

S Dehnavi; Y Maghsoudi; M.J Valadanzoej; A Bayatani

Volume 25, Issue 98 , March 2016, Pages 395-404


  Mineral target identification and hydrothermally altered zone’s discrimination has been considered by many investors during many years of study. Numerous mineral targets can’t be recognized at pixel level. The problem of unmixing and resolving spectra in subpixel level of mixels (mixed pixels) ...  Read More

Original Research Paper
Mineralogy and geochemistry of Neyestanak bentonite deposit, northwest of Naeen, Isfehan province

Sh Fatahi; A.A Calagari; A Abedini

Volume 25, Issue 98 , March 2016, Pages 405-414


  Neyestanak bentonite deposit is located in northwest of Naeen, Isfehan province. This deposit is an alteration product of Oligocene tuff breccias. Mineralogical considerations of this deposit show that montmorillonite, kaolinite, and quartz are the principal minerals which are accompanied by lesser amounts ...  Read More