GIANT MINER

  Improved Blast Optimization: Unlocking Higher Productivity Through Data-Driven Fragmentation Analysis Blasting is the first and one of the most influential stages of the mining and quarrying process. A well-designed blast does more than simply break rock, it sets the stage for efficient loading, hauling, crushing, grinding, and mineral recovery. Conversely, poor blast performance can increase operating costs throughout the entire mine-to-mill process. Improved blast optimization is about using accurate data, advanced technology, and continuous feedback to design blasts that consistently achieve the desired fragmentation while maximizing safety and productivity. What is Blast Optimization? Blast optimization is the process of designing, executing, and evaluating blasting operations to achieve the best possible balance between fragmentation quality, operational efficiency, safety, and cost. Rather than focusing solely on explosive performance, modern blast optimization conside...

  Chronological Development of Fragmentation Analysis Methods Over the decades, fragmentation analysis models have evolved significantly, driven by technological advancements and the growing need for more accurate and efficient methods. This article traces the chronological development of fragmentation analysis models, highlighting key milestones that have shaped the field. 1. Early Theoretical Models (1950s-1970s) The foundation of fragmentation analysis began with theoretical models aimed at predicting rock breakage based on empirical observations and basic physics. 1950s: Early models focused on understanding the mechanics of rock breakage during blasting. Researchers like L. M. Griffith introduced the concept of rock fracture mechanics, which provided a theoretical basis for predicting crack propagation in rock under stress. 1963: C.F. Konya and E.J. Walter developed the first significant mathematical model, which related explosive energy to the size distribution of blasted roc...

 The Earth consist of various sphere including be the hydrosphere (water), lithosphere (land), the atmosphere (space region), the hemisphere and many other sphere. The most valuable among them all that supports the manufacturing and innovation is the lithosphere. The land host in place millions of Mineral components. Mineral as we know it to be is a solid inorganic  substance, generally formed by inorganic process with crystalize structure and consistent of definite chemical composition.  Almost everything around us now consist of one or more mineral. How is minerals formed? The journey of minerals begin from rock formation, to understand the origination of mineral we have to know a bit more about rock and their formation process. Because, rock is an accommodation of various mineral, and the breaking down of this rock through weathering process results in the detachment of minerals into separate grains. Teaching the formation of rock in this slide will assist us in learni...

INTRODUCTION Blast-induced fly rock generation occurs when rock fragments are thrown beyond the blast area, posing safety risks [1-3]. Causes include inadequate blast design, excessive explosive charge, or poor stemming. Control measures involve proper blast design, use of suitable explosives, adequate stemming, and implementing safety zones to minimize fly rock hazards. Preventing flyrock in blasting involves careful parameter design and analysis, including WipFrag analysis. Here are key steps: 1. Blast Design : Ensure a well-designed blast pattern, considering rock properties and site conditions. Optimize burden (distance between blastholes) and spacing (distance between rows of blastholes) based on rock type and desired fragmentation. 2. Explosive Selection: Choose explosives that match the rock type and desired fragmentation. Avoid excessive explosive charges that could lead to uncontrollable energy release. 3. Blasthole Design : Use proper hole diameter and depth based on geologic...

WELCOME!!! MISFIRE: IT'S CONTROL, HANDLING AND PRECAUTIONS BY GIANT MINER A FRESH GRADUATE STUDENT OF FEDERAL UNIVERSITY OF TECHNOLOGY AKURE, MINING ENGINEERING DEPARTMENT. Buttressing all known definitions, Misfire is the incomplete or partial failure of a Blasting charge to detonate/explode as planned.I like to retorate  that, Misfire is not limited to charge failure at initiation, but also extend to accidental detonation of Explosive and other Blasting accessories. modified after Australia mine  Since misfire is a very hazardous, every reasonable means available to site manager must be taken to avoid it occurrence.  Let Begin the journey by understanding how to recognize misfire; After firing, a proper checking of face and muckpile must be done to ensure that there is no indication of misfire. The occurrence of misfire during Blasting result into the following blast challenges: 1. Production of Noxious (NOx gas) fumes and toxic dust,  2. Inadequate gro...

My Hero's Journey I use to be one of those youth who believe that life is all about fulfilling *your* dream, doing everything to ensure your life is better, study hard on your own, take time to explore and give less time to things of God.  As a first class student of Federal University of Technology Akure during my 200level days, I always give all my time to reading, all I see is just life and me. I want to be the best, I want the best of life, I want to change my family storyline,get out of poverty trend and be a successful individual. *All of my heart desires were so cool and good but the factor of God first wasn't in my tent* I built all my goals and occupied all the space, all I want is to live a successful life without the successful Creator Himself. I want Joy, but never submit to the joy Giver. My fellow Corp members, I desire all good things just like you do right now, I want stable finance,  Good job Happy home Sufficient time with my work I don't want to pray I ju...

THREE MAINTENANCE APPROACH FOR NIGERIA MINE IMPROVEMENT INTRODUCTION Maintenance of mine operation is important because of the need to monitor the earth response, see to the perfect working of mine plan and mine design. Getting the Mineral extracted from the earth crust is the major reason for mining, but getting it in a safe and profitable means is the major goal. Surface mining methods involved the extraction of shallow depth Mineral deposit through the complete removal of the overburden materials. Developing the ore site and extracting the ore deposit using any of the previous explained methods follows stripping operation. As the mining operation advances, the earth stress state and other redistributed forces impact the excavated region. This will definitely require a preventative maintenance. Below are some of the maintenance approach to ensuring a sustainable mining operation; 1. Maintenance of mine water : I understand from personal work study that Nigeria operates ma...

Review of the Effect of Blast initiation Delay Timing on Blasting fragmentation By Taiwo Blessing Olamide  GIANT MINER INTRODUCTION  Do you know that; Explosive energy is higher when the shock energy supply for the initiation is high and accurate. Also that, most mining operations uses inaccurate blast time and initiation timing. Two things affect Blasting efficiency appart from the blast parameters and rock properties.  These are; 1. the initiation system and 2. the initiation approach.  This article give a brief review on Professor Takis Katsabanis and Nikolaos Gkikizas-Lamptopoupos work. Professor Takis is an explosive Engineer, lecturer in Queen's university Ontario, Canada. Prof Takis of Queen's university Canada with one of His master's student Nicholaos Gkikizas worked on a project relating to this in 2016. The Thesis focus on examination of the effect of Time delay on fragmentation.  The project was effectively experiments in the university R...

1. INTRODUCTION Blasting operation is one of the mine operation begin communition process. It is define as the process of using energy generated through explosive detonation for rock mass fragmentation. In a simple definition, I explain mining engineering to be a profession that provide needed mineral resources through application of safe technology. Mining related with the earth crust in a safe approach to release the naturally deposited mineral resources for human use. Mining Field surely make sense and can't be look down on because of the need for Innovation and technological development in manufacturing companies. The world currently have enough space ships, aircraft, cars, motorcycles and many heavy equipment that demands high supply of metals and fuel minerals. Currently, we consumed more salt, uses more cement produce from limestone, clay, iron ore, gypsum, human being keep constructing more roads with asphalt produced from the mixture of bitumen and granite dust. Infact, mo...

Brief on Blasting Design Blasting operation is one of the most important operation, looking from the capital influence on operation cost, the important of Blasting result on downstream operations and the place of safety. Most mine and quarries are not sensitive enough to understand the principle of Blasting operation and it significant in mine profit margin, because all Blasting is Blasting to them provided the ore ore industrial rock mass is broken down. Some of the blast design by operators in common quarries around Africa and others continent where small scale miners and Artisanal miners dominate are extremely poor and give low Explosive Energy ultilization. It has been proved by many research that poor blast Design with lack of agreement between the blast parameters like burden, spacing, stemming length, subdrill among others will definitely produce poor fragmentation with high environmental illness such as ground vibration, airblast, noise, flyrock among others. Giant Africa mines...