Impact of Granite Quarrying on the Health of Workers and …
The present paper monitored levels of suspended particulate matters in the ambient air in and around selected quarries and analyzed the prevalent health problems suffered by nearby residents and ...
Natural Radionuclides Distribution in the Granitic Rocks and …
Download Citation | Natural Radionuclides Distribution in the Granitic Rocks and Soils of Abandoned Quarry Sites, Abeokuta, Southwestern Nigeria | This study determined the concentrations of ...
Kinematic Analyses of Different Types of Rock Slope …
Typical Limestone Quarry in Nigeria 1Olaleye, B.M and 2Ajibade Z.F ... geometrical characteristics of discontinuities, such as spacing, trace length, means and distributions can be ... quartz, limestone, granite and granulites. The limestone having roughly NE-SW trend and thinning
OPTIMIZING COMPRESSIVE STRENGTH …
* corresponding author tel: +234-803-072-6214 optimizing compressive strength characteristics of hollow building blocks frombuilding blocks from granite quarry dust and sandgranite quarry dust and sandgranite quarry dust and sand
Granite Deposits in Nigeria with their Locations and Uses
Granite is a natural stone just like limestone and is deposited in Nigeria and Africa in abundance, and its deposition has called for numerous local and international quarrying …
Evaluation of Granite Production and Market Structure …
The granite quarry sales and production information were derived ... characteristics of the granite product traders in the two case studies. ... granite, Market structure, Nigeria, Quarry ...
Petrography and Physicomechanical Characteristics of Iyuku Granite
Petrography and physicomechanical characteristics of Iyuku granite from southwestern Nigeria were investigated. Rock and aggregate samples were obtained from five different quarry sites for thin ...
(PDF) Assessment of Environmental Impacts of Quarry
The study investigated the environmental effects of quarry operations in Abeokuta, Ogun state, while it specifically sought to identify corresponding environmental impacts posed in quarry ...
Optimization of Blast Design for Quarries -A Case Study …
The study area, ZIBO Quarries is situated in Ondo State, Southwestern part of Nigeria. The quarry is into the production of crushed aggregate for neighboring construction companies and builders.The granite deposit in FM Quarry Aaye lies within latitude 7o20ꞌ 261ꞌNꞌ and 70 20ꞌ 468ꞌꞌN and longitude 0050 10ꞌ 173ꞌꞌE and
Stochastic Estimation of Technical Efficiency and …
This study examined the technical efficiency and productivity granite stone quarries in Edo State, Nigeria. Specific objectives were to estimate the technical efficiency granite …
Feasibility Study of Establishing a Granite Aggregate …
Feasibility Study of Establishing a Granite Aggregate Quarry at Gidan Tagwaye, Dutse Local Government Area of Jigawa State Abere DV 1*, Oyatogun GM2, Ojo SA3, Abubakar UBS, Otebe SI4, Adejo OH1, Gambo C 1 and Ayeni TS 1National Metallurgical Development Centre, Nigeria 2Department of Materials Science and Engineering, …
Impact of Granite Quarrying on the Health of Workers and …
Quarries are the highest source of emissions. It generates dust particles that are heavy metals, silica, and organic solvents with different aerodynamic diameters …
Limestone | Characteristics, Formation, Texture, …
Limestone, sedimentary rock composed mainly of calcium carbonate, usually in the form of calcite or aragonite. It may contain considerable amounts of magnesium carbonate (dolomite) as well; …
Boluwaji Muriana Olaleye
Strength characteristics of two Nigerian rocks. O Ojo, BM Olaleye ... Kinematic analyses of different types of rock slope failures in a typical limestone quarry in Nigeria. BM Olaleye, ZF Ajibade. ... split desktop image analysis and Kuz-Ram empirical model for evaluation of blast fragmentation efficiency in a typical granite quarry. KA Idowu ...
Petrography and Physicomechanical Characteristics of …
Petrography and Physicomechanical Characteristics of Iyuku Granite, Southwestern Nigeria Felix Chukwuka Ugbe ... 24/12/2019 Abstract Petrography and physicomechanical characteristics of Iyuku granite from southwestern Nigeria were investigated. Rock and aggregate samples were obtained from five different quarry sites for thin-sectioning and ...
en/121/granite quarry nigeria.md at main · dinglei2022/en
Contribute to dinglei2022/en development by creating an account on GitHub.
(PDF) Appraisal of Suitability of the "Mista Ali Granite of Jos …
The older granite of Nigeria varies in composition ranging from tonalite, granodiorite, granite, syenite and charnockite rock. Granite aggregates are crushed hard rock of granular structure, being the most common on Earth. Granite rock comes from magma that erupted on the ground surface and then hardened.
Evaluation of Suitability of Rocks Using Volumetric Joint …
The evaluation ofrock suitability for dimension stone quarry has been a thing of concern to the dimension stone industries. So, three granite rocks were selected in various locations in Akure, Ondo State, Nigeria.
Petrography and Physicomechanical Characteristics of Iyuku Granite
Petrography and physicomechanical characteristics of Iyuku granite from southwestern Nigeria were investigated. Rock and aggregate samples were obtained from five different quarry sites for thin-sectioning and physical and mechanical tests. The rock slides were subjected to petrographic analysis, while the aggregates were tested for the parameters …
Replacement of River Sand with Quarry Dust in Concrete …
Based on the above stated specific physical characteristics, it was inferred that quarry dust could be used as an effective replacement for river sand in producing concrete and other materials for ...
Application of Split Desktop Image Analysis and Kuz …
of fragmentation size at Eminent granite quarry, Ibadan, Nigeria using Split Desktop software and Kuz-Ram empirical model. ... parameters such as explosive characteristics, quantity of explosive used, blast geometry and rock factor. It …
(PDF) Optimization of Blasting Parameters Using
This research examines optimization of blasting parameters for economic production of granite aggregates in Ratcon and NSCE quarries located atIbadan,OyoState.
Optimization of Blast Design for Quarries: A case study of Zibo quarry
Granite Quarries, Ibadan, Oyo State, Nigeria" Journal of Scientific Researc h ... based on the lithology characteristics of complex rock mass of the Dabancheng Limestone Hillside Open-pit Mine ...
MMD
A study on the physical and mechanical properties of a granite outcrop for a quarry at Onikoko community, Oyo State, South-Western Nigeria Luqman Kareem Salati 1*, 2Jacob Titilope Adeyemo
Evaluation of Granite Production and Market Structure …
Ten granite quarries located in the southwest, Nigeria were considered in this research. The granite quarry sales and production information were derived from both primary and secondary sources. Descriptive statistics in analysing the data collected from granite traders in the study areas.
Radiogenic heat production in crustal quarry rocks of …
The mean radiogenic heats estimated across the ten quarry stations were below the 4 μWm−3 recommended value of heat to be considered for economic importance. ... reported that the radioelement concentrations of rocks differ in proportion, but have certain characteristics which result in similar geochemical activities during the …
Evaluation of Granite Production and Market Structure for …
This study aimed at assessing the structure, conduct, and performance of the granite marketing system in Ogun and Ondo, recognizing and characterizing the opportunities and constraints on market participants which influence its performance. Ten granite quarries located in the southwest, Nigeria were considered in this research.
From Quarry to Kitchen: The Journey of a Granite Countertop
Quarrying the Granite. The journey of a granite countertop starts deep in the mountains of several different countries, including but not limited to Brazil, India, Italy, and Norway. Experts representing quarries identify areas with large granite deposits and determine if they are fruitful locations for quarrying.
Challenges of quarry activities among rural dwellers in …
determined the personal characteristics, prevalent diseases and challenges of rural dwellers in Odeda ... the quarries include marble, gravel, granite and limestone ... 8 Kepxing Quarry Nigeria ...
PROFITABILITY OF GRANITE QUARRY OPERATION IN …
The principal indicators used in determining the economic capability of granite quarry are the payback period (PBP), the internal rate of return (IRR), the Net present value (NPV) …