Mohanad Hamid Al-Jaberi

• Professor
• Professor at University of Basrah

A surface section of the Nfayil Formation (Middle Miocene) was studied approximately 80 km from the holy city of Karbala. The study area includes the Malutiyat area's Nyfail Formation (Middle Miocene age). The Nfayil Formation contains marls interbedded with limestones, as well as marly limestone. Fieldwork and petrographic analysis are being condu...

The Oligocene-Miocene succession in Al-Muthanna Governorate of southern Iraq shows significant mixed siliciclastic-carbonate formation. Fourteen samples are collected from two wells and four outcrops in Al-Muthanna area for studying the facies and paleoenvironments of the Ghar Formation. It is mainly composed of sandstone, calcareous sandstone, and...

A petrographic and microfacies analysis was conducted to understand better the sequence development of Shiranish Formation in Mergasur area within Erbil governorate (Lailuk section), Northern Iraq. These analyses interpreted the depositional environment, an essential aspect of stratigraphic analysis. Shiranish Formation is overlying Bekhme Formatio...

Sandstone oil reserves are composed of a variety of clay minerals, including kaolinite, illite, and chlorite. These clay minerals have a significant effect of reservoir quality. The upper sandstone member (USS) of Zubair Formation is the most plentiful reservoir of the field and it's part of a large anticline that belongs to an enormous clastic san...

Mauddud Formation (Late Albian–Early Cenomanian) is one of Iraq’s most important carbonate hydrocarbon reservoirs. Fifty-four core samples and one hundred fifty thin sections were made from several wells of Mauddud Formation in Ratawi, south Rumaila, and west Qurna oilfields, southern Iraq. The mineralogy of this formation is limestone and dolomite...

The Sa’adi Formation (Santonian-Campanian) is one of the important reservoirs hydrocarbon-bearing zones in the southern Iraq. According to the reservoir quality, the Sa’adi reservoir is considered a clean tight reservoir (moderate to low permeability less than 20 mD) in all study area. The Sa’adi Formation subdivided into two members; the upper mem...

Two sites of Hareer's region is located in the southern part of Iraq, specifically in the northern Basrah Governorate. The sites are at a depth of 5 meters. The results of heavy mineral analysis showed that there are fifteen types include; Opaque grain (Iron Oxide), Chlorite, Muscovite mica, Biotite, Orthopyroxene, Clinopyroxene, Amphibole (Hornble...

In the Upper Cretaceous of northern Iraq (upper Campanian-Maastrichtian), the Shiranish Formation is examined for clay minerals using X-ray diffraction in the Duhok (Sandor section) and Erbil cities (Lailuk section). In the marl section of the Shiranish Formation, the layers of chlorite, illite, kaolinite, palygorskite, and a mixed layer of montmor...

Received: 6 April 2023 The Coring Analysis and Sub-Bottom Profile technique are effective tools for assessing the sedimentary development of the bottoms, in this study these methods were used to assess the Sub bottom Sedimentary Situation for Khor Abdullah, NW Arabian Gulf. Two marine core sediments were studied at a depth of 40 m. Detailed grain-s...

The Coring Analysis and Sub-Bottom Profile technique are effective tools for assessing the sedimentary development of the bottoms, in this study these methods were used to assess the Sub bottom Sedimentary Situation for Khor Abdullah, NW Arabian Gulf. Two marine core sediments were studied at a depth of 40 m. Detailed grain-size analysis was carrie...

Received: 24 December 2022 The main purpose of this study is to identify electrofacies and evaluate the petrophysical properties of the Nahr Umr Formation in four wells: A, B, C, and D in the Subba oilfield, southern Iraq. The petrophysical properties, such as shale volume, porosity, water saturation, hydrocarbon saturation, and bulk water volume,...

Received: 3 December 2022 The Euphrates River is considered a famous one among the rivers in the world. The current study is an attempt to give information about the bed sediments from Hilla to Shatt Al-Arab at Basrah, through sedimentological investigations. Forty-two samples were subjected to grain size analysis, representing twelve core sampling...

Received: 7 November 2022 The Hartha Formation is the shallowest of the major Majnoon oil field reservoirs. It is a 120 m thick carbonate platform deposit with an age of the Upper Campanian-Maastrichtian. It overlies the regional top of the Sa'di Formation unconformity and is in turn overlain by the Shiranish Formation. This research concentrated o...

Inner ramp carbonate and dolomitic limestone made up the late Albian Mauddud reservoir in Iraq. An age estimate for the Mauddud Formation is late Albian to early Cenomanian, with it overlying the Nahr-Umr Formation and underlying the Ahmadi Formation. The integration of microfacies with wireline logging data to predict the high resolution of the se...

The distribution of heavy metals in surface sediment in the four sites of Thi Qar governorate and one site in the eastern part of Basrah governorate were investigated in order to detect the environmental characteristics in these areas. The texture of sandysilt, silt and sandymud are dominant in the study area. The distribution of heavy metals follo...

Shells are useful in evolutionary biology and paleobiology. Freshwater shells compose the main types of mollusks, and can use as a key for ecological variations. Shell samples in the present study were collected on the highway of Nasyriah city-Samawa city, southern Iraq. The study area contains a large accumulation of shells at 6-7m depths, especia...

Zubair Formation is the most productive reservoir in southern Iraq, which is comprised of sandstones, interbedded with shale sequences and sometimes carbonate rock. It is an important formation in the lower Cretaceous cycle in Iraq. Rumaila oil field is the largest oil field in Iraq and the 6th in the world. Two wells were studied for three depths,...

The Sa’adi Formation is a part of the late Cretaceous period in the Santonian-Campanian stage that represents a potential hydrocarbon-bearing reservoir across many oilfields in the Mesopotamian Basin, South of Iraq. The Formation was divided into two main parts as a stratigraphy sequence. It consists of chalky limestone with argillaceous limestone...

Received: 2 April 2022 The Fatha Formation, formerly known as the Lower Fars Formation, was deposited in a shallow basin, southern Iraq during the Middle Miocene. By using the description of the cores, we found large heterogeneity in the lithology; contains a mixing of limestones, mudstone, marl, marly limestone, sandstone, and gypsum, or anhydrite...

Mauddud Formation (Late Albian-Early Cenomanian) is one of Iraq's most important carbonate hydrocarbon reservoirs. Fifty-four core samples and one hundred fifty thin sections were made from several wells of Mauddud Formation in Ratawi, south Rumaila, and west Qurna oilfields, southern Iraq. The mineralogy of this formation is limestone and dolomite...

Total of 32 samples that collected from seven marine core sediments in the north and Northwest of Arabian Gulf (between Umm Qasir port to Basrah Oil Port) (Figure 1) were investigated in this study. Silt and sandysilt are the main textures in the cores sediments of study area with share of sand and siltysand texture in some studied area especially...

Sandstone oil reserves are composed of a variety of clay minerals, including kaolinite, illite, and chlorite. These clay minerals have a significant effect of reservoir quality. The upper sandstone member (USS) of Zubair Formation is the most plentiful reservoir of the field and it's part of a large anticline that belongs to an enormous clastic san...

Sandstone oil reserves are composed of a variety of clay minerals, including kaolinite, illite, and chlorite. These clay minerals have a significant effect on reservoir quality. The upper sandstone member (USS) of the Zubair Formation is the most plentiful reservoir of the field and is part of a large anticline that belongs to an enormous clastic s...

The study was carried out on sub-surface sediments of quaternary deposits in the southern part of the Iraqi highway-east of the Al Warka city, Southern Iraq. This study has been focused on the variety of sedimentary environments in the quaternary period. The variations in mineralogy and texture with depths gave an indicator of environmental change....

The Studying marine sediments is an important aspect in the geological, environmental and economic. The Northwest of the Arabian Gulf region characterized especially the specific area between the port of Umm Qasir and Basrah oil port with natural hydrodynamic and depositional variety. In this paper, the effect of organic carbon on marine sediments...

The distribution of heavy metals in surface sediment in the four sites of Thi-Qar governorate and one site in the eastern part of Basrah governorate were investigated in order to detect the environmental characteristics in these areas. The texture of sandy silt, silt, and sandy mud are dominant in the study area. The distribution of heavy metals fo...

The study was carried out on one borehole in Basrah city to describe their texture, mineralogy and fauna contents. The boundary between fluvial recent sediments and the Hammar Formation is hard to determine because both sediments are terrigenous; the present study tries to detect the transitional phase between fluvial and marine environments. The v...

The upper sandstone member (Z/2) is one of the most important reservoirs in the Zubair Oilfield, south of Iraq. It belongs to the upper part of the Zubair Formation, the Lower Cretaceous age, and deposited in deltaic environments. The upper sandstone member consists of several sandstone units which are isolated by the shale units. Major trace and r...

Coral reefs are of great importance in Iraqi marine environments but are potentially threatened by human activities. According to this study, the heavy metals in the hard skeletal elements of Octocoral Menella and Platygyrapini Chevalier coral reef species were measured at two stations, P-1 and P-2, respectively. In order to understand the pattern...

This study aims to investigate the contamination of Euphrates and Shatt al-Arab with heavy metals. Identifying the pollution degrees and the sources of contamination are among the aims of this study. The fieldwork was carried out in January 2018 by using Stream Sediments Core Sampler Device at depths ranges 20-58 cm from eight river bed sediment si...

The mineralogical research described in this paper was carried out during 2018, about 30 samples from twelve river core sediments (from S1 to S12)at six sites in Euphrates and Shatt Al-Arab rivers from Hilla to Basrah cities. The coordinate number of these cores are between 38°41°32.48′′N-38°14′24.10′′N latitude and 39°56′4.59′′E-39°8°13.41′′E long...

The mineralogical research described in this paper was carried out during 2018, about 30 samples from twelve river core sediments (from S1 to S12)at six sites in Euphrates and Shatt Al-Arab rivers from Hilla to Basrah cities. The coordinate number of these cores are between 38°41°32.48′′N-38°14′24.10′′N latitude and 39°56′4.59′′E-39°8°13.41′′E long...

The Lower Cretaceous Zubair reservoir is a main producing horizon in the Zubair oil Field, southern Iraq. The reservoir consists of a number of isolated vertical major sandstone units. Sedimentary characteristics can be determined using the well log data as one of the most fundamental methods for reservoir characterization in the oil and gas indust...

Sedimentological, geochemical, and hydrochemical of Iraqi shorelines were studied. Sixty two samples of clastic sediments, thirty seven of water samples, and five hundred and eighteen specimens shells were collected from Fadakia, Rass AlBishah, Khor Abdullah, Khor Shytianah, Hacham Island, Khor AlZubair, and south part of Shatt AlBasrah area. The t...

Zubair is the most important formation in Lower Cretaceous deposition cycle in Iraq. It consists mainly of interbedded Sandstone, Shale, Siltstone and sometimes thin beds of Carbonate. This Formation has five members in Iraq; the Upper Shale is one of these members. Upper Shale rocks can be distinguished by electrofacies and grain size analysis. Th...

Marine environment is considered one of the richest environments in fauna of benthic marine micropaleontology because of the suitable conditions for living requirements like food, oxygen, sediment texture and salinity. In the current study, a fauna and their distribution were studied according to the depths of subsurface marine sediments from two r...

Coral reef area in northwest of the Arabian Gulf was investigated for mineralogy and geochemistry to throw lights on such unique Iraqi Marine Environment; six specimens of two main species of coral reefs, Platygyra pini and Octocoral Menella were collected at two sites. While eight samples of the surrounding sediments are chosen from other two site...

Zubair is the most important formation in Lower Cretaceous deposition cycle in Iraq. It consists mainly of inter bedded Sand stone, Shale, Siltstone and sometimes thin beds of Carbonate. This Formation has five members in Iraq; the Upper Shale is one of these members. Geochemical analysis of Upper Shale member consists mainly of SiO₂ with little ha...

Abstract Zubair is the most important formation in Lower Cretaceous deposition cycle in Iraq. It consists mainly of interbedded Sand- stone, Shale, Siltstone and sometimes thin beds of Carbonate. This Formation has five members in Iraq; the Upper Shale is one of these members. Upper Shale rocks can be distinguished by electrofacies and grain size a...

Geochemistry of trace and some major element components were studied in Iraqi marine sediments. Two cores at profile depths of 10, 20, 30, and 40 cm (from profile A, B, C, to D respectively) of major elements (SiO2, Al2O3, K2O, MgO, CaO, MnO and Fe2O3) and trace elements (Cr, Mo, Ba, Pb, Th, Ga, Sr, Ni, Cu, Br, Zn, Zr ,V, Nb, As, and Rb) are invest...

Total of 32 samples that collected from seven marine core sediments in the north and Northwest of Arabian Gulf (between Umm Qasir port to Basrah Oil Port) ( Figure 1) were investigated in this study . Silt and sandysilt are the main textures in the cores sediments of study area with share of sand and siltysand texture in some studied area especiall...

Mineralogical and chemical analysis of two well cutting in quaternary sediments at Basrah city. This study have been focused on the quaternary clay minerals variations which give a clear indication to marine transgression and or / regression in Hammar formation. Kaolinite, Illite, Palygoreskite, Illite-Palygorestike mixed layer, Chlorite, Montmoril...

The geochemical analysis of both of Crassostrea cucullata and Chione californensis shells and hydrochemical analyses of water are carried out to study the environmental evaluation in the Iraqi coasts. Shells and water are collected during low tide period (March to August 2011), from seven different stations (Fadakia, Rass AlBishah, Khor Abdullah, K...

In Shatt Al-Arab river, there is high concentration of population, industries, domestic sewage, and industrial effluents with high organic matter discharged untreated, in addition to oil spilling accidents caused to dump a lot of heavy metals cause to health risk for people that live in Basrah city. Concentrations of six heavy metals (Cr, Cu, Ni, P...

ABSTRACT In Shatt Al-Arab river, there is high concentration of population, industries, domestic sewage, and industrial effluents with high organic matter discharged untreated, in addition to oil spilling accidents caused to dump a lot of heavy metals cause to health risk for people that live in Basrah city. Concentrations of six heavy metals (Cr,...

The climate parameters data for more than forty years for Karbala meteorological stations were studied .The results show good evidence of climate change indicated by the remarkable decrease of the average means annual rainfall in the studied stations, with the remarkable increase of the average mean annual temperature. MODFLOW program is applied. G...

This study aimed to assess the ground water quality using index of ground water quality for selective areas in Bai-Hassan aquifer formation northern Iraq.

The Jezera area is believed to be a major source of the dust storm raised by the Shamal wind. The total suspended particles concentrations in air at the industrial area and the areas around the northern of Iraq within Salah Al-Dien governorate was determined by using the low volume air sampler (Sniffer) at selected locations in three periods Januar...

The geochemical analysis of Chione californiensis shells is carried out to study the environmental zonal variation in the Iraqi coasts north Arabian Gulf. Samples of shells and sea water are collected during low tide period from March to August 2011, from three different stations (Khor Abdullah,Khor Shytianah,and Hacham Island).The studied water sa...

This study was to investigate the contamination in the Shatt Al-Arab River by determining the heavy metals in the limnic bivalve Corbicula fluminalis, a sentinel species. The results showed that the values of Ba, Zn, Pb, Ni, Co, Cr, Sr, Cu, Mn and Fe in Corbicula fluminalis shells increased significantly from the beginning point toward the central...

The collected dust storms samples were from Basrah city-south Iraq. The heavy metals with the dust storms were studied and it used as indicator for pollution by used three of main indices; geo-accumulation (I-geo), contamina-tion factor (CF), and pollution load index (PLI).The higher concentrations of Co, Zn, Pb, and Ni in Harthah, Qarmmat Ali, Ash...

Twenty three samples were collected from the sediments of Iraqi coastlines, from seven sites, Fao, Raas AlBishah area, Khor Abdullah, Khor Shytianah, Hacham Island, Khor AlZubair, and Shatt AlBasrah. The collected samples has been assessed for Fe, Co, Zn, Cu, Ni, and Pb metals to detected the sediments pollution in the study area by used three of m...

Twenty three samples were collected from the sediments of Iraqi coastlines, from seven sites, Fao, Raas AlBishah area, Khor Abdullah, Khor Shytianah, Hacham Island, Khor AlZubair, and Shatt AlBasrah. The collected samples has been assessed for Fe, Co, Zn, Cu, Ni, and Pb metals to detected the sediments pollution in the study area by used three of m...

Geochemical analysis of Crassostreacucullata shells was carried out to study the pollution of the Iraqi aquatic brackish and marine environments. Samples of shells and water were collected from the intertidal zone at seven different stations (Fadakia ,RassAlBishah, KhorAbdullah ,KhorShytianah ,HachamIsland, KhorAlZubair ,and Shatt AlBasra) during l...

Surface holes were studied for hundred and sixty-seven of Crassostreacucullata shells that collected from Fadakia, Shatt Al-Basrah, and Iraqi coastlines(RassAlBishah , Khor Abdullah , KhorShytianah , Hacham Island , KhorAlZubair). These shells were studied as environment changes indicator in Iraqi marine territories. There are two main dif-ferences...

This study was to investigate the contamination in the Shatt Al-Arab River by determining the heavy metals in the limnic bivalve Corbicula fluminalis, a sentinel species. The results showed that the values of Ba, Zn, Pb, Ni, Co, Cr, Sr, Cu, Mn and Fe in Corbicula fluminalis shells increased significantly from the beginning point toward the central...

Twelve sediments surface samples were collected from six stations along of khor – Shityanah coastal. Texture study of the present samples show's that they are siltyclay with very less sand. This sediment had statistical parameters presented by high value of mean size and median, very poorly sorted, strongly fine skewness and platy kurtic. The preva...

Six soil samples collected at approximately equal distance along Khor Abdullah –northwest of Arabian Gulf. The grain size analysis showed that these samples texturally consist of siltyclay type with subordinate amount of fine sand. These soils are classified as low plasticity according to the unified soil classification. Mineralogicaly, Khor Abdull...

Twelve core samples were collected from 8, 10, 15, 21, 24.5 and 30 m depth from two holes in Basrah city. Textural analysis showed that the sediments of the first hole (Al-Ashar area) were siltyclay in nature at depth 8m , followed by clayeysilt at 10-21m (Saad square), whereas sand sediments were found at depths 24.5 to 30m. The statistical parame...

Twelve core samples were collected from 8, 10, 15, 21, 24.5 and 30 m depth from two holes in Basrah city. Textural analysis showed that the sediments of the first hole (Al-Ashar area) were siltyclay in nature at depth 8m , followed by clayeysilt at 10-21m (Saad square), whereas sand sediments were found at depths 24.5 to 30m. The statistical parame...

Twelve core samples were collected from 8, 10, 15, 21, 24.5 and 30 m depth from two holes in Basrah city. Textural analysis showed that the sediments of the first hole (Al-Ashar area) were siltyclay in nature at depth 8m , followed by clayeysilt at 10-21m (Saad square), whereas sand sediments were found at depths 24.5 to 30m. The statistical parame...

A total of thirty samples were collected from Khor Abdullah supratidal clastic sediments NW of Arabian Gulf. These samples were firstly air-dried, then clay fraction separated and the prepared oriented clay samples were x- rayed, the obtained diffractograms revealed the occurrences of the kaolinite, chlorite, palygorskite, montmorillonite, montmori...

The sediments of Basrah soils are mainly clayeysilt and siltyclay with subordinate amount of sand. Starting from Qurna toward Arabian Gulf, the sand fraction decreases and silt size increases downstream. The fine textures of these soils aided in retain water in soil and development of salt crust under high degree of evaporation. And hence the devel...