ore deposits and ore minerals ppt

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Ore Deposits - UB

Ore Deposits - UB

May 16, 2018· A number of ore deposits are formed as the result of hydrothermal processes in the Earth crust From the integration of field and laboratory data (petrography, isotope geochemistry, fluid inclusion and organic matter studies and numeric simulations) the research group aims to understand the role of the fluids in the formation of ore deposits and the relationship between the mineralizing .

PPT – Ore deposit environments PowerPoint presentation ,

PPT – Ore deposit environments PowerPoint presentation ,

Evaporite deposits minerals like gypsum, halite deposited this way Laterites leaching of rock leaves residual materials behind (Al, Ni, Fe) Supergene , – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow - id: 43e4d0-YTQyY

Portrait of a Planet Fifth Edition

Portrait of a Planet Fifth Edition

Metallic Deposits Ore: deposit that can be mined economically Depends upon, political, economic, social factors The concentration determines the grade of the deposit Ore is mined that contains native metals or a concentrated accumulation of ore minerals Uneconomic minerals found with native metals/ore minerals is called Gangue Malachite .

Slide 1

Slide 1

Introduction Mineral Deposits EPSC 452 Clarke of metal concentration; factor by which metal must be concentrated to be exploitable Major Classes of Ore Deposits Magmatic Sedimentary Hydrothermal Bushveld Igneous Complex (BIC) Cross-Section of the Bushveld Igneous Complex Chromitite Layers in the BIC Merensky Reef Thin (tens of cm) chromitite bounded unit, semi-continuous over 300 km, hosts .

GEO113-Mineral and Rock Resources Lecture Notes

GEO113-Mineral and Rock Resources Lecture Notes

Minerals form in one place by another process and then are transported, sorted, and concentrated by the water Form a placer deposit Many gold, tin, and diamond deposits form in this way 3) Metamorphic deposits: Increasing pressure and temperature creates new minerals, sometimes in great abundance if the composition is right Generally .

Ore deposits formed by oxidation and supergene enrichment

Ore deposits formed by oxidation and supergene enrichment

Ore Deposits Formed by Oxidation and Supergene Enrichment When ore deposits are exposed to the oxidation zone they are weathered and altered with the country rocks The surface waters oxidize many ore minerals and yield solvents that dissolve other minerals An orebody thus becomes oxidized and generally leached of many of its valuable materials down to the groundwater table, or to .

PPT – Underground iron ore mining PowerPoint presentation ,

PPT – Underground iron ore mining PowerPoint presentation ,

Removal of Overburden Coal & Lignite Minerals in India - BGR Mining is the best Coal Mining & Mineral Extraction and Exploration Company in India Providing Maine Drilling & Blasting, Bauxite Mining, Oil and Gas, Iron Ore, Underground Mining, Core mining suppliers’ & Best Heavy Mining Equipment suppliers in India Comparing from list of Coal Mining and Mineral Companies in India | PowerPoint .

Topic 1-Concepts of an ore deposit - SlideShare

Topic 1-Concepts of an ore deposit - SlideShare

Feb 02, 2016· Topic 1-Concepts of an ore deposit 1 Introduction to Mining Geology Hassan Z Harraz [email protected] 2010- 2011 This material is intended for use in lectures, presentations and as handouts to students, and is provided in Power point ,

HYDROTHERMAL ORE DEPOSITS - Weebly

HYDROTHERMAL ORE DEPOSITS - Weebly

HYDROTHERMAL ORE DEPOSITS TYPES OF ORE DEPOSIT 1 Ores formed by hydrothermal processes 2 Ores formed by igneous processes within the earth 3 Ores formed by sedimentary processes at the Earth’s surface A hydrothermal fluid = a hot, aqueous fluid containing dissolved metals in solution A mineral vein is formed when minerals precipitate in a fracture

Structural Control Ore Deposits ~ Mining Geology

Structural Control Ore Deposits ~ Mining Geology

May 07, 2015· Structural Control Ore Deposits Structure, tectonics and surface weathering play a vital role over geological time as a passage for hydrothermal flow of mineralized fluids, accumulate and concentrate at suitable location, remobilize and reorientate as postgenetic activity The features related to mineralization control are deformation .

Iron and Manganese Ore Deposits: Mineralogy, ,

Iron and Manganese Ore Deposits: Mineralogy, ,

The majority of ore deposits of both iron and manganese are of sedimentary origin At present, high-grade iron ore deposits formed by hydrothermal and supergene enrichment of Proterozoic banded iron formations constitute the most important source for iron ores, with only some magmatic and skarn-type iron ore deposits being mined

Sedimentary Materials - UVM

Sedimentary Materials - UVM

Ore minerals Minerals with economic value are ore minerals Minerals often associated with ore minerals but which do not have economic value are gangue minerals Key to economic deposits are geochemical traps metals are transported and precipitated in a very concentrated fashion Gold is almost 1,000,000 times less abundant than is iron Economic .

Lecture 1: An introduction to minerals, ore and exploration

Lecture 1: An introduction to minerals, ore and exploration

LECTURE 1: AN INTRODUCTION TO MINERALS, ORE AND EXPLORATION This first lecture covers basic geology and introduces terms such as minerals, mineralization and ore It also introduces exploration, how it is done and why We use metals in most of our everyday items, such as phones, computers, cars, cutlery and infrastructure

Ore depositsppt | Minerals | Gold

Ore depositsppt | Minerals | Gold

Ore minerals Minerals with economic value are ore minerals Minerals often associated with ore minerals but which do not have economic value are gangue minerals Key to economic deposits are geochemical traps metals are transported and precipitated in a very concentrated fashion Gold is almost 1,000,000 times less abundant than is iron Economic .

PPT – Ores PowerPoint presentation | free to download - id ,

PPT – Ores PowerPoint presentation | free to download - id ,

Ore minerals Minerals with economic value are ore minerals Minerals often associated with ore minerals but which do not have economic value are gangue minerals Key , – A free PowerPoint PPT presentation (displayed as a Flash slide show) on PowerShow - id: 50f70c-Y2E4Z

ORE DEPOSIT TYPES AND THEIR PRIMARY EXPRESSIONS ,

ORE DEPOSIT TYPES AND THEIR PRIMARY EXPRESSIONS ,

1 Ore Deposits ORE DEPOSIT TYPES AND THEIR PRIMARY EXPRESSIONS KG McQueen CRC LEME, Australian National University, Canberra, ACT 0200 and School of REHS, University of Canberra, ACT 2601 INTRODUCTION Ore deposits are crustal concentrations of useful elements that can be exploited at a profit Like all crustal rocks, they consist of minerals

What is Ore? - Definition, Types, Uses & Examples - Video ,

What is Ore? - Definition, Types, Uses & Examples - Video ,

Ores are a special type of rock deposit that contain a large enough amount of a particular mineral (almost always a metal) to be economically practical to extract Ore deposits are classified .

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11 Hydrothermal Alteration - USGS

11 Hydrothermal Alteration - USGS

deposits, ore generally consists of sulfide or sulfosalt minerals that contain Cu, Pb, Zn, Ag, and (or) Au Gangue is defined as any noneconomic mineral deposited together with ore; in VMS deposits this means essentially all nonsulfide miner-als (see “Hypogene Gangue Characteristics,” Chapter 9, this

(PDF) The mineral exploration of the iron ore deposits in ,

(PDF) The mineral exploration of the iron ore deposits in ,

The ore deposits represent by lenses ranging from few meters to more than 30 m The minerals distributions in the Wadi Abu Subera are controlled by the major faults and subsurface structures, which the mineralization zones were introduced by hydrothermal solutions migrating along these faults

Classification of ore deposits - SlideShare

Classification of ore deposits - SlideShare

Sep 17, 2017· Classification of Ore Deposits By Abdul Bari Qanit MSc Geology 2 Based on the Relation with host-rock 1 SyngeneticOreDeposits 2 EpigeneticOreDeposits 3 Syngenetic Ore Deposits Ore deposits which are formed as the same time as the enclosing rock, are called “Syngenetic Ore Deposits” Sedimentary Ore Deposits ,

Classification of Ore Deposits | Rock (Geology) | Minerals

Classification of Ore Deposits | Rock (Geology) | Minerals

Tubular mineral deposits, these are ore bodies which are relatively short in two dimensions but extensive in third dimension, eg pip Irregular Discordant Orebodies Disseminated deposits, in these deposits, ore minerals are peppered through out the body of host rock in the same way as the accessory minerals are disseminated in the igneous rocks

1 What is an ore deposit?

1 What is an ore deposit?

The mineralogy of ores Many ore minerals are relatively rare minerals Some are widespread as accessory mineralsin manytypes ofigneous, metamorphic and sedimentaryrock Others are present 2 What is an ore deposit? Cambridge Unive rsit y Pre ss 978-1-107-02222-5 - Ore Deposit Geology John Ridley Excerpt More information

RESOURCE/RESERVE REPORTING STANDARDS FOR MINERALS

RESOURCE/RESERVE REPORTING STANDARDS FOR MINERALS

¾Background (types of mineral deposits etc) ¾What is a Mineral Resource and an Ore Reserve? ¾JORC Code and other national/international reporting standards ¾Who prepares the estimates (the “Competent Person” concept) ¾Uses of Mineral Resource and Ore Reserve estimates ¾Current Mineral Resource/Ore Reserve reporting practice

Ore Deposits and Ore Forming Processes | Pandian M S ,

Ore Deposits and Ore Forming Processes | Pandian M S ,

Download Free PPT Download Free PDF Ore Deposits and Ore Forming Process Pandian M S Download PDF Download Full PDF Package This paper A short summary of this paper 36 Full PDFs related to this paper READ PAPER Ore Deposits and Ore Forming Process Download

Mineralogical Society of America - Mineralogy, Petrology ,

Mineralogical Society of America - Mineralogy, Petrology ,

Mineralogical Society of America - Mineralogy, Petrology .

Lecture 13 - MINERAL RESOURCESppt - LECTURE 13 Mineral ,

Lecture 13 - MINERAL RESOURCESppt - LECTURE 13 Mineral ,

MINERAL RESOURCES ORE DEPOSITS ORE DEPOSITS An ORE is made of rock with metal-rich minerals that are concentrated enough to be economic to mine This requires that metals are able to be extracted from the minerals without excessive expense Azurite, malachite (and chrysocolla) are rich in ,

The express evaluation of the ore deposit - CONCENTRATION ,

The express evaluation of the ore deposit - CONCENTRATION ,

Often when one is buying a new section of the ore deposit (and also after the acquisition), there is a need an expanded independent assessment of the possibility of the extraction of the minerals from the ore For example, one has a deposit of copper, zinc, lead and iron However, along the way you can get rare metals, gold, silver and other .

GY 111 Lecture Note Series Economic Geology

GY 111 Lecture Note Series Economic Geology

Lead-Zinc Ore deposits (MVT ores) The mechanism of formation is remarkably similar to that of the other hydrothermal deposits Groundwater seeps downward through sedimentary rocks and gets a little bit warmer as it sinks There is no hot magma source This heating is due entirely to the geothermal gradient, which is a natural consequence

Mineral Resources - Tulane

Mineral Resources - Tulane

An ore deposit will consist of ore minerals, that contain the valuable substance Gangue minerals are minerals that occur in the deposit but do not contain the valuable substance Since economics is what controls the grade or concentration of the substance in a deposit that makes the deposit profitable to mine, different substances require .

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