Ahmet Sasmaz

Firat University · Department of Geological Engineering

Boron (B) concentrations were investigated in both shoots and roots of Euphorbia macroclada, Verbascum cheiranthifolium, and Astragalus gummifer grown in soil of the Keban, Turkey, Lead-zinc-copper-fluoride mining area, which has an arid climate. Soil B concentrations were also investigated. Plants and their associated soil samples were collected a...

Stromatolites are the oldest recognized fossil recordings of life on Earth. Therefore, their study of them represents one of the most interesting topic that investigates the physio-chemical environmental conditions (formations and precipitations) at which the stromatolites formed. This work deals with the rare earth elements (REEs) geochemical char...

Garnets that common constituent of skarn type iron deposits are wide ranges of chemical compositions, and they are also important as a semi-gemstone mineral. This study has been investigated garnets and inclusions of its formed in contacts of Pertek granitoid and Keban marble by using a combination of multiple techniques including Raman spectrum, e...

The Tethyan phosphates were formed during the Upper Cretaceous and Eocene interval as a result of the collision of the African–Arabian and Eurasian plates and the closing of the Neo-Tethys Ocean. This study aimed to reveal the possible precipitation parameters of these phosphates by examining the main oxide, trace and rare earth element contents of...

Garnets that common constituent of skarn type iron deposits are wide ranges of chemical compositions, and they are also important as a semi-gemstone mineral. This study has been investigated garnets and inclusions of its formed in contacts of Pertek granitoid and Keban marble by using a combination of multiple techniques including Raman spectrum, e...

The Lake Hazar (Elazığ) is situated as an inter-mountain basin located on the East Anatolian Fault Zone (EAFZ) which is a major continental left-lateral strike-slip fault in Eastern Turkey. Since most of the major cities in the eastern part of Turkey with high populations are located along or near the EAFZ; studies focused on earthquake risk in the...

We investigated the distribution of Zr, Hf, and rare earth elements (REE) as the sum of lanthanides plus Y in the hydrothermal system in the Lake Van area of south-eastern Turkey. This system is characterised by water with variable pH in alkaline conditions resulting from hydrothermal CO2 upraise and neoformation of calcite minerals in near equilib...

The Chiatura deposit is considered to be among the largest deposits of metallurgical grade manganese ore in the world, yet its geochemistry is poorly known, which is the focus of this paper. The Oligocene sedimentary Mn deposit is located in the Chiatura region of central Georgia and formed in a restricted arm of the Paratethys on stable crystallin...

A R T I C L E I N F O Keywords: Manganese oxide ore Trace element Rare earth element Nikopol Ukraine Sedimentary manganese deposit A B S T R A C T The Nikopol manganese deposit is situated in the west and north of Nikopol, Ukraine and one of the world's largest deposits among the sedimentary manganese deposits. The Nikopol Oligocene basin consists...

Atbara city is located between the Nile and Atbara rivers, approximately 300 km northeast of Khartoum. The Atbara porphyry gold–copper system is situated at eastern part of Atbara about 70 km in the Red Sea Hills, Neoproterozoic Arabian–Nubian Shield, NE Sudan. The gold‑copper system is observed within different colored quartz veins that fill the t...

The main objective of this study was to investigate the major, trace, and rare earth element (REEs) contents, in order to reconstruct the physico-chemical parameters of the marine paleoenvironment which hosted the investigated Nummulites accumulations. The studied samples were collected from Kırkgeçit Formation-Elazig, Mamuca Formation, and Bogazko...

Mineral association tetradymite-sulfosalts (wittihenite, emplectite, aikinite)-hessite with gold was detected for the first time within the Western ore body o f the Aydindere deposit. This Au-Ag-Bi-Te mineralization occurs in pyrite-chalcopyrite-carbonate vein-like bodes that cut epidote-garnet-pyroxene skarns with magnetite ores of different grade...

The present study investigated the removal ability to phytoremediate cadmium and thallium from tailing waste water of Lemna gibba and Lemna minor. These plants were separately adapted to the reactors, placed in the water and daily collected during the eight days. During the study, the plant and water samples were taken daily and the pH, temperature...

The Bobrynets fluorite mineralization in the exo-contact zone of Krivograd-Novoukrainian granite intrusion is found in the southern part of the Kirovograd-Cherkassy fault zone between the Novoukrainian anticlinoria and the Ingulo-Ingulets synclinoria. The fluorite mineralization appears as vein and disseminat, as well as in the form of a cement in...

Abstract. Geotourism is one of the most important tourism sectors that has rapidly developed and become widespread in recent years. Geotourism is defined as tourism that sustains or enhances the distinctive geographical character of a place—its environment, heritage, aesthetics, culture, and the well-being of its residents. The purpose of geotouris...

Geotourism is one of the most important tourism sectors that has rapidly developed and become widespread in recent years. Geotourism is defined as tourism that sustains or enhances the distinctive geographical character of a place-its environment, heritage, aesthetics, culture, and the well-being of its residents. The purpose of geotourism is to re...

The Gümüsköy mining area is located about 25 km west of Kutahya and is the largest silver deposit in Turkey. The present study investigated translocation and accumulation of cadmium (Cd) from the soil into 11 native plants. Plant and soil samples were collected from the field, and Cd concentrations were analyzed by inductively coupled plasma mass s...

This study investigated the phytoremediation ability of Lemna minor and Lemna gibba to accumulate lanthanum, cerium and yttrium from gallery water polluted by metals. L. minor and L. gibba were settled in the mining water and adapted to separate reactors. During the experiment, the water and plant samples were daily taken and the temperature, elect...

The Gümüsköy mining area is located about 25 km west of Kütahya and the largest silver deposit in Turkey. The present study investigated the translocation and accumulation of Sr from the Gümüşköy mining soils into 11 native plants. Plant and soil samples were collected from the field, and Sr concentrations were analyzed by ICP-MS. The average Sr va...

The Gümüsköy mining area is located about 25 km west of Kütahya and the largest silver deposit in Turkey. The present study investigated the translocation and accumulation of Sr from the Gümüsköy mining soils into 11 native plants. Plant and soil samples were collected from the field, and Sr concentrations were analyzed by ICP-MS. The average Sr va...

Major tectonics on the Kahramanmaraş region are the northern strand of EAFZ (Sürgü fault zone, Çardak segment, Savrun segment and Toprakkale segment) and the southern strand of EAFZ (Gölbaşı segment, Amanos sgment), Engizek Fault Zone, Kahramanmaraş Fault Zone and The Narlı segment of DSFZ. An earthquake, occurred in Kahramanmaraş, 1795, is mention...

The Qahr-Abad fluorite deposit in western Iran is characterized by fluorites that mainly occur as veins, veinlets, and open-space fillings in dolomitic host rocks of the Triassic Elika Formation. Fluorites of different colours display conjugate convex and concave chondrite-normalized REE distribution patterns, have both positive and negative Eu ano...

This study focused on the ability of Lemna minor and Lemna gibba to remove U and Th in the tailing water of Keban, Turkey. These plants were placed in tailing water and individually fed to the reactors designed for these plants. Water and plant samples were collected daily from the mining area. The plants were ashed at 300°C for 1 day and analyzed...

Gumuskoy Ag (As, Zn and Pb) deposits are located about 25 km west of Kutahya, Turkey and one of the largest silver deposits in the country. This study investigated the accumulation and transport of As, Ag, and Pb from the soil into 11 terrestrial plants. Plant and soil samples were collected from the field and As, Ag, and Pb content was measured wi...

This study investigated the use of Lemna gibba and Lemna minor plant species to absorb Cr, Ni and Co from Alacakaya mining area water. Lemna gibba and L. minor were separately placed to feed into two reactors. Water and plant samples were collected for eight consecutive days, and the pH, electric conductivity and temperature of the water were measu...

Gümüsköy Ag (As, Pb and Tl) deposits are one of the largest silver deposits in the country and located about 25 km west of Kütahya, Turkey. This study investigated the accumulation and transport of thallium into 11 wild plants in soil of the mining area. Plant samples and their associated soils were collected from the field and Tl contents were mea...

This study investigated mercury (Hg) uptake and transport from the soil to different plant parts by documenting the distribution and accumulation of Hg in the roots and shoots of 12 terrestrial plant species, all of which grow naturally in surface soils of the Gumuskoy Pb-Ag mining area. Plant samples and their associated soils were collected and a...

Abstract This study investigated selenium uptake and transport from the soil to 12 plant species in the mining area of Gumuskoy (Kutahya), Turkey. Plant samples and their associated soils were collected and analyzed for Se content by ICP-MS. Mean Se values in the soils, roots, and shoots of all plants were 0.9, 0.6, and 0.8 mg kg-1, respectively. T...

This study investigated selenium uptake and transport from the soil to 12 plant species in the mining area of Gumuskoy (Kutahya), Turkey. Plant samples and their associated soils were collected and analyzed for Se content by ICP-MS. Mean Se values in the soils, roots, and shoots of all plants were 0.9, 0.6, and 0.8 mg kg−1, respectively. The mean e...

In the study region, the Puturge Precambrian-Permian metamorphic rocks, the Upper Jurassic-Lower Cretaceous Guleman ophiolites, the Upper Cretaceous-Lower Eocene Hazar unit, the Campanian-Lower Maastrichtian aged Elazig magmatics, and the Middle Eocene Maden complex crop out extensively. The Maden complex containing ferromanganese mineralization un...

This study presents the results of hydrogeochemical studies carried out in Zeytun thermal springs in Kahramanmaras, located South Middle Anatolia-Turkey. More than 90 thermal water samples were collected on a regular basis from 2006 to 2008 to measure element concentrations as a monitor of earthquake precursors. Water samples were analyzed using IC...

A geochemical investigation has been carried out on the gas phase associated to thermal fluids discharged along three different segments of the East Anatolian Fault Zone (EAFZ, Turkey) running from Malatya to the Triple Junction area (Karlıova) where the East and North Anatolian Faults cross each other. CO2 is always the major gaseous component in...

This study presents the results of hydrogeochemical studies car- ried out at the Kos thermal springs in Bingol, located in East Anatolia, Turkey. More than 250 thermal water samples were col- lected on a regular basis from November 2006 to January 2009 to measure element concentra- tions as a monitor of earthquake precursors. Water samples were ana...

In this study, Lemna gibba as a sample aquatic plant was used to remove Al from a municipal secondary waste water effluence. Lemna gibba was acclimatized to the effluent in situ. The concentration of Al in the plant samples was examined for 7 days. Lemna gibba accumulated 500 μg Al g⁻¹ on the first day and reached saturation level with an increase...

This study investigated the distribution and accumulation of strontium (Sr) in the shoots and roots of Euphorbia macroclada (EU), Verbascum cheiranthifolium (VR), and Astragalus gummifer (AS), with respect to their potential use in phytoremediation. Plant samples and their associated soils were collected from the arid and semi-arid Keban mining are...

Aquatic plants are used as a practical and effective method to remove toxic elements from secondary-treated municipal wastewater. In this study, Lemna gibba was investigated for its capacity to remove uranium, arsenic, and boron from secondary effluents. L. gibba was collected from a natural lake in Elazığ, Turkey, then acclimatized to the effluent...

The objective of this study is to determine the distribution factors and enrichment coefficients between soil and plant parts by studying the accumulation and distribution of selenium (Se) in the roots and shoots of different plants. The plants (9 samples of Euphorbia macroclada, 5 samples of Verbascum cheiranthifolium, 8 samples of Astragalus gumm...

This study reports distribution of uranium (U) and thorium (Th) in soil samples and the roots and shoots of some plants grown around an abandoned lead (Pb)–zinc (Zn)–copper (Cu) mining area. The plants Euphorbia macroclada, Verbascum cheiranthifolium Boiss, and Astragalus gummifer were examined. The determinations of U and Th were carried out by in...

Typha latifolia L. from aquatic plants is widely found throughout Kehli Stream (Elazig, Turkey). This study examined the uptake of some metals by T. latifolia and the transfer from roots to other plant parts. The accumulation of Mn in T. latifolia L. can be suggested as a tolerance strategy due to its transfer factor higher than 1.0. The enrichment...

Skarn-and vein-type fluorite deposits in the vicinity of Yaylagözü, Yıldızeli-Sivas, are found within the syenites and their skarn zones that are located in the Central Anatolia Massif. Mining was activite on several fluorite mineralizations during the early 1950 s, but is presently inactive. The goal of this study, on the basis of REE geochemistry...

WinClastour is a Microsoft® Visual Basic 6.0 program that enables the user to enter and calculate structural formulae of tourmaline analyses obtained both by the electron-microprobe or wet-chemical analyses. It is developed to predict cation site-allocations at the different structural positions, as well as to estimate mole percent of the end-membe...

The distribution of chromium, nickel, and cobalt in the plant species and soil of the Zn‐Pb‐Ag sulfide deposits of the Keban area in Turkey have been studied to determine both biogeochemical indicators and biomonitoring of environmental pollution. Plants, including Euphorbia, Verbascum, and Astragalus, and their associated soil samples were collect...

Metal intake abilities of Euphorbia macroclada, Verbascum cheiranthifolium Boiss and Astragalus gummifer, which are common and native throughout Turkey and similar locations, were studied in the heavily polluted Keban mining district in Elazig, Turkey. For this aim metal contents of dried plants and soil were determined and correlated. Soils of Keb...

Fluorite and fluorite-bearing Pb–Zn–Ag (Cu) deposits are quite common in granitoids and associated skarn formations that are products of Late Cretaceous–Early Paleocene magmatic intrusions into Paleozoic metamorphic rocks of the so called Central Anatolian massif. This study investigates the geochemical features, mainly REE distributions, of fluori...

The studied Pb–Zn and Cu veins occur as N–S trending and vertically dipping features in quartz diorite of Coniacian–Campanian Elazig Magmatic Complex. The complex has characteristics typical of arc magmatism and is composed of granitoids and, volcanic, subvolcanic and pyroclastic rocks.The veins are 0.5–2.5 m. thick and their lengths reach up to 75...

(K0.807 Na0.131 Ca0.036 Ba0.027) (Mg1.404 Fe 2+ 0.800 Fe 3+ 0.131 Ti 0.303 Al0.056 Mn0.023) (Si2.832 Al1.167) O10 ((OH)1.976 Cl0.024). The BaO content of electron-microprobe micas is positively correlated with the Al 2O3, TiO2, and FeO contents, and with the I.E., and is negatively correlated with the SiO 2, K2O, and MgO contents. Ba- and Ti-rich m...

Barium- and titanium-bearing biotites from Miocene volcanic rocks of Mezitler area, eastern Balikesir, western Turkey are studied. The chemical composition of volcanic rocks range from andesite to rhyodacite. The iron-enrichment index of micas (average I.E. = 0.40) is intermediate between annite and phlogopite. The biotite phenocrysts contain up to...

The Çelikhan fluorite mineralization is concentrated in the thrust zone between the Pinarbasi Formation, which forms the hanging wall, and the Kalecik Limestone foot wall. Fluorite occurs as fracture fills in the thrust zone and as replacement of the foot wall. The wall rock alteration consists of calcite, barite, quartz and kaolinite. The total RE...

Mineralization of Billurik dere is located in and on the contact zone of granitic and dioritic magmatics of the Yük-sekova complex. The mineralization which occur in the magmatic, emplaced along E—W striking tension fractures and of vein type in nature. The mineral assemblages of these veins are pyrite, chalcopyrite, sphalerite, galena, magnetite,...