Original Research Paper
Thermometry and Formation Model of Carbonate-Hosted Zn-Pb Sulfide Deposits in the Ravar-Bafgh Area Based on Sulfur Stable Isotopes

A. Amiri; I. Rassa; A. Khakzad; M. H. Adabi

Volume 18, Issue 72 , January 2009, Pages 3-8


  Stabilization of potentially sliding terraces and natural slopes are of great importance from view point of resident security, environment protection, river engineering and water and soil conversation. Soil reinforcement using tree toots is one of the methods being studied by many researchers. Most of ...  Read More

Original Research Paper
Petrogenetic Investigation of Ultramafic – Mafic Rocks At The East Of Fariman, NE Iran

Gh. A. Moafpourian; M. Pourmoafi; M. Vosoughi Abedini; M. H. Emami; M. R. Jannessari; S.w. Parman

Volume 18, Issue 72 , January 2009, Pages 9-24


  Scattered outcrops of ultramafic – mafic rocks and interbeded sedimentary layers in the North of Fariman – Torbat-e- Jam lineament are exposed mainly at the west of Mashhad, east of Fariman and north of Torbat-e- Jam in Agh- Darband area. Our studies on ultramafic – mafic rocks have ...  Read More

Original Research Paper
Recognition of Favourable Groundwater Contamination Zones with Karst Evolution Zonation Using GIS (Case Stady : Kermanshah Province)

A. Maleki

Volume 18, Issue 72 , January 2009, Pages 25-32


  The Large numbers of provinces in country use Karst's water Sources as a main Source of securing water for using in different ground of drinking-agriculture and industry. Kermanshah province with an area about 24953,286 square kilometers is located in the middle of western side of the country which its ...  Read More

Original Research Paper
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

Original Research Paper
Investigation on the Alteration-Mineralization Haloes and Distribution Patterns of Cu, Au, Ag and Mo in the Miduk Porphyry Copper Deposit, Shahr-Babak, Kerman

N. Taghipour; A. Aftabi; M.R. Ramezani

Volume 18, Issue 72 , January 2009, Pages 45-54


  The Miduk porphyry copper deposit is located in 85 Km northwest of Sarcheshmeh porphyry copper deposit, Kerman province. The deposit is hosted by Eocene volcanic rocks of andesite-basalt composition. The porphyry-type mineralization is associated with two calc-alkaline intrusive phases (P1 and Miduk ...  Read More

Original Research Paper
Geochemical and Genetic Study of Alibaltalo Kaolinite -Bauxite Deposit, Shahindezh

N. KhajehMohammadlo; E. Rasa; A. Emamalipur

Volume 18, Issue 72 , January 2009, Pages 55-62


   Alibaltalo bauxite deposit is situated in east Shahindezh, south west of west- Azarbaijan. This ore horizon lies along the boundary between Jurassic sandstone and Triassic dolomtite. In this study for understanding the chemical process involved in the formation of the bauxite deposite and in order ...  Read More

Original Research Paper
Morphodynamics of Damavand Volcanic Cone and Environmental Management with using GIS & RS

E. Moghimi; M. Badri Far; M. Zarei Nejad

Volume 18, Issue 72 , January 2009, Pages 63-72


  Morphodynamic characteristics of Damavand volcanic cone have been affected by two factors including internal and external morphodynamics. Major goal of this research is based on external morphodynamics. The morphodynamical landforms of this area are divided in two main groups, the first one is climatic ...  Read More

Original Research Paper
Volcanostratighraphy and Different Stages of Explosive of Taftan Volcano

H. Biabangard; A. Moradian

Volume 18, Issue 72 , January 2009, Pages 73-82


  Taftan Volcano in southeast of Iran, Sistan and Baluchestan Province, is located in 45 km north of Khash city and about 100 km south to southeast of Zahedan at the terminal of Nehbandan-Khash flysch and north Makran zones. No Volcano-stratygraphic studies have been carried out around Taftan volcano. ...  Read More

Original Research Paper
Geometric Analysis of the Buneh Kuh Anticline (Zagros)

Mehran Arian; S. Keshavarzi Dana

Volume 18, Issue 72 , January 2009, Pages 83-89


  The Buneh Kuh anticline (with 25 km length and 7 to 17 km width) is a NW-SE trending anticline in the Coastal Fars Sub-basin (Zagros simple folded belt). Gachsaran formation is cropping out in the core of this anticline. In this paper the elements of fold style and folding mechanism have been investigated ...  Read More

Original Research Paper
Geochemistry of Quartz- Tourmaline Vein in Bagho Granitoid Body, Damghan, NE Iran

G. Ghorbani; H. Ghasemi

Volume 18, Issue 72 , January 2009, Pages 89-96


  Bagho granitoid is located in the southeast of Damghan and has been cut by many quartz-tourmaline veins with about 1 mm to 30 cm thickness. Based on petrography and electron microprobe analyses, these tourmalines show schorl– dravite– foitite composition with a tendency toward schorl end ...  Read More

Original Research Paper
Geotourism in Zanjan Province


Volume 18, Issue 72 , January 2009, Pages 97-102


  Zanjan province with 22164 square kilometer is situated   in North West of Iran. From geological point of view is a part of Central Iran and in geomorphologic classification it is identified as North West geomorphologic unit. Volcanic formations, intrusive granite rocks, major faults, Miocene ...  Read More

Original Research Paper
Use of Engineering Geological Maps in Land Use Planning;A Case Study of Chabahar Area

Morteza Hashemi; M.R. Nikudel; N. Hafezi Moghaddas

Volume 18, Issue 72 , January 2009, Pages 103-110


  Engineering geology mapping has been central to engineering geology research since it is objectives that the project continues to develop and investigate methods for obtaining data and “mapping’ this data to be suitable for the needs of civil engineering and environmental assessments. Engineering ...  Read More

Original Research Paper
Sedimentary Environment, Clay Minerals and Diagenesis of Pabdeh Formation in its Type Section and Ziloee Oil Field (well No. 5 and well No. 8)

M. Hosseini-Barzi; M. Houshyar; H. Ghalavand

Volume 18, Issue 72 , January 2009, Pages 111-120


  Field study, calcimetery and petrography of thin sections from Gurpi type section and petrography of cuttings from Ziloee oil field (well No. 5 and well No. 8) represent two carbonate members and two hybrid (mostly marl and in a few samples clay marl) members in these deposits. Microfacies analysis of ...  Read More

Original Research Paper
Structural Analysis of Hired Mining Area and its Relation with Gold Mineralization using Aeromagnetic Data, Satellite Images and Field Studies, South of Birjand, Iran

M.A. Ghorbani; M. Mohajel; M. Pourkermani; M. Alimohammadi; H. Kheyrollahi

Volume 18, Issue 72 , January 2009, Pages 121-126


  Hired area is located in the northeastern border of Lut zone and western vicinity of Sistan suture zone. Northern part of Sistan suture zone trending NW-SE with complicated structure is the locality of several considerable ore deposits. We have employed aeromagnetic data, satellite images and field observations ...  Read More

Original Research Paper
Structural Geometry of Taleqan Mountains; an Evidence for Structural Evolution of South Central Alborz Range from Inversion to Transpression Tectonics

S. Madanipour; A. Yassaghi

Volume 18, Issue 72 , January 2009, Pages 127-134


  Taleqan Mountains located in South-Central Alborz range accommodate one of the best stratigraphic sequences of the range. The area bounded by the Taleqan fault in the north and the Mosha fault in the south. These faults separate Paleozoic-Mesozoic rocks from southern and northern Tertiary rocks. In this ...  Read More

Original Research Paper
The Study and Survey of Cranium and Maxillary of Hipparion primigenium

A.H. Kokabi Nezhad; Z. Purabrishami; Kh. Tehrani

Volume 18, Issue 72 , January 2009, Pages 135-138


  One of Hipparion species which has complete characters of cranium and maxillary with teeth found during excavation is H.primignium. Since this sample is the only complete one in the world, (of course without mandible) with special species characters we can call it Homeotype. Because of finding this species, ...  Read More

Original Research Paper
Mineral Chemistry and Crystallization Pressure and Temperature of the Quartz-Diorites from the Takht-e-Soleyman Area, NW Iran

R. Hajialioghli; A. Jahangiri; M. Moazzen; G.T.R. Droop; R. Bousquet

Volume 18, Issue 72 , January 2009, Pages 139-144


  The igneous rocks of Takht-e-Soleyman area in the north western Iran crop out in association with the amphibolites. The contact between igneous rocks and amphibolites is sharp. Igneous rocks in the study area are mainly granodiorite, quartz-monzodiorite and quartz-diorite. Plagioclase and hornblende ...  Read More

Original Research Paper
Investigation on Controlling Factors of the Distribution of Trace-Elements (including REE) during Bauxitization Processes at Kanisheeteh,East of Bukan, NW Iran

A. Abedini; A. A. Calagari

Volume 18, Issue 72 , January 2009, Pages 145-154


  Karstic bauxite horizon at Kanisheeteh is located ~19km east of Bukan, south of West-Azarbaidjan province, NW of Iran. This horizon lies conformably along the boundary of Ruteh (carbonate-shale) formation (middle to upper Permian) and Elika (carbonate) formation (lower Triassic), and consists of five ...  Read More

Original Research Paper
Geochemistry and Eruptive Environment of the Mafic Rock Series in the Balvard-Baft Ophiolites

H. Shafaii Moghadam; M. Rahgoshay; H. Whitechurch; I. Monsef; A. Soltan Mohamadi

Volume 18, Issue 72 , January 2009, Pages 155-160


  Basalts, gabbros, tuffs, diabasic dikes, agglomerates and breccias and the rock fragments of breccias are the main mafic constituents of the Balvard-Baft ophiolites. Geochemical signatures of these rocks reveal depletion in HFSE and enrichment in LILE and simultaneous occurrence of island-arc tholeiitic ...  Read More

Original Research Paper
Geochemistry and Metallogeny of Calcalkaline , Shoshonitic and Adakiic Igneous Rocks Associated with Porphyry Cu-Mo Vein Type Deposits of Dehaj- Sarduieh Volcano – Plutonic Belt, Kerman

H. Atapour; A. Aftabi

Volume 18, Issue 72 , January 2009, Pages 161-172


  Magmatism in Dehaj- Sarduieh volcanic belt has been occurred in three phases. The first magmatic phase consists of Eocene volcanic rocks (tephrite –phonolite, basalt, trachybasalt, tracyandesite, andesite, dacite, rhyolite and pyroclastic rocks) of Bahraseman, Razak and Hezar complex. With increasing ...  Read More

Original Research Paper
Distribution and Role of Green Algae in Acid Mine Drainage at Sarcheshmeh Copper Mine

S. Orandi; A. Yaghubpur; M. Nakhaei; B. Mehrabi; H. Sahraei; M. Behrouz

Volume 18, Issue 72 , January 2009, Pages 173-185


  Sarcheshmeh Copper Mine, one of the well known porphyry copper deposits, is located in 55 km south of Rafsanjan, south-eastern Iran. Metalliferrous deposit mining, prepare proper conditions for oxidation of sulphide minerals and acid mine drainage will be produced easily by chemical reactions between ...  Read More

Original Research Paper
An Assessment of the Spatial Variation of the Seismic b-Value across Iran

N. Hashemi

Volume 18, Issue 72 , January 2009, Pages 186-187


  This paper presents a study of the spatial variation of Gutenberg-Richter seismic b-value over the Iranian region. For this purpose, based on the works carried out by investigators for tectonic and seismotectonic zoning of Iran, the region subdivided into five structural zones, namely, Alborz-Kopet Dagh ...  Read More