Usman, Abbas Sani <br/><br/>
LINKING ROCK PROPERTIES WITH PROBABLE  OPERATION PARAMETERS / 
 A CASE STUDY OF BES  PARAMATI MOUNTAIN’S SANDSTONE AND  LIMESTONE IN NORTH CYPRUS WITH A  COMPARISON OF NIGERIAN CASE 
ABBAS SANI USMAN; SUPERVISOR: ASST.PROF. DR. M. ERTAN AKÜN 
 - x, 73 sheets:  photos;  31 cm.  Includes CD 
<br/><br/>Thesis (MSc) - Cyprus International University. Institute of Graduate Studies and Research Petroleum and Natural Gas Engineering Department 
<br/><br/>Includes bibliography (sheets 71-73) 
<br/><br/> ABSTRACT <br/>This study investigates the relationship between the sandstone and limestone of the <br/>Bes paramati Mountains in North Cyprus and prospective drilling performance <br/>characteristics. To increase the effectiveness and productivity of drilling activities in <br/>the area, the study intends to establish a relationship between rock qualities and drilling <br/>performance. This study examines distinct sandstone, limestone, and other types of <br/>rock's qualities. Porosity, density, and grain size distribution are the characteristics that <br/>will be examined, along with their interactions with drilling fluid parameters, bit wear, <br/>and penetration rates. X-ray diffraction (XRD) technology will be used in this study to <br/>examine the mineral makeup of bentonite and limestone. In order to determine the <br/>mineralogical composition of the samples—which is essential for comprehending their <br/>geological and industrial properties—the study studies their crystalline structure. The <br/>research revealed that the features of the rock can be exploited to enhance drilling <br/>operations and have a major impact on drilling performance. The study also contrasts <br/>the outcomes of the sandstone and limestone of the Bes Paramati Mountains with those <br/>of a comparable investigation in Nigeria. The comparison emphasizes the necessity <br/>for region-specific drilling tactics by highlighting the differences in rock <br/>characteristics and drilling efficiency between the two locales. According to the XRD <br/>findings, smectite minerals, including montmorillonite, make up the majority of the <br/>bentonite sample while calcite makes up the majority of the limestone sample. The <br/>study also looks at additional minerals that might be present in the samples, like mica, <br/>feldspar, and quartz in the bentonite sample, and dolomite and aragonite in the <br/>limestone sample.<br/>Overall, the study sheds important light on the relationship between the characteristics <br/>of rocks and drilling performance metrics and emphasizes the significance of regionspecific drilling tactics for effective and successful drilling operations. Overall, the <br/>research offers insightful information regarding the mineral structure and <br/>crystallographic characteristics of bentonite and limestone, two common industrial <br/>materials used in drilling, building, and agriculture. The XRD data can be utilized to <br/>optimize the performance and efficiency of these minerals in a variety of applications.<br/>In order to provide a more thorough understanding of the samples' mineral <br/>composition, the study additionally examines the samples' crystallographic <br/>characteristics, such as lattice constants, interplanar spacing, and the locations of <br/>diffraction peaks.<br/>Keywords: Bentonite, Composition, Crystalline, Density, Drilling, Limestone, <br/>Porosity, Rock Properties, Sandstone, X-Ray Diffraction.<br/> 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bentonite--Dissertations, Academic<br/>Limestone--Dissertations, Academic<br/>Sandstone--Dissertations, Academic<br/>Porosity--Dissertations, Academic<br/> X-ray diffraction imaging--Dissertations, Academic