Ore Deposits And Ore Minerals Ppt

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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 ...

PPT Formation of Mineral Deposits PowerPoint

Ppt Formation Of Mineral Deposits Powerpoint

Formation of Mineral Deposits. Description With an ore body 4km long and 80m wide and lying at a depth of 2km, Kiruna is ... Magmatic mineral deposits concentrated in igneous rocks ... PowerPoint PPT presentation.

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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

Textures of Ore Deposits BU

Textures Of Ore Deposits Bu

4- Identifying the equilibrium mineral assemblages, which in turn are necessary for understanding phase relations and the correct interpretation of geothermometric results. Textures of economic ore deposits I- Magmatic ores 1- Cumulus textures result from the settling of an ore deposit

Epithermal Gold Deposits their characteristics amp

Epithermal Gold Deposits Their Characteristics Amp

Ore deposits Classification vs Modeling Each ore deposit is unique like a persons finger print This uniqueness arises out of fundamental differences in processes and environments local, site-specific geologic variations And produces an extremely large variation in characteristics If we group the deposits according to their characteristics, we get a

Magmatic Ore Deposits

Magmatic Ore Deposits

Magmatic Ore Deposits Magmatic ore deposits are those which are formed during crystallization of a magma, deep underground. The host rock for the mineralization can range from ultramafic to felsic. The deposit can consist of massive ores in some cases, a nd disseminations of rare minerals in others.

Chapter 1 An introduction to minerals ore and exploration

Chapter 1 An Introduction To Minerals Ore And Exploration

CHAPTER 1 AN INTRODUCTION TO MINERALS, ORE AND EXPLORATION. This first chapter covers basic geology and introduces terms such as minerals, mineralization and ore. It also introduces exploration, how it is done and why. Metals are found in most of our everyday items, mobile phones, computers, cars, household items and infrastructure.

PDF Introduction to Sedimentary Ore Deposits

Pdf Introduction To Sedimentary Ore Deposits

Sed. Ore Deposit Env. 10. Introduction. The process of sedimentation as disti nct from evaporation has resulted not only in the. formation of common sedimentary rocks but also in valuable mineral ...

Processes of Ore Formation

Processes Of Ore Formation

In ore deposits the alternating layers are often magnetite andor chromite between layers of silicate. Ex. ... The chemistry of ore fluids and the mechanism of deposition of ore minerals remains a subject of hot debate. Arguments boil down to a source and nature of the solutions b means of transport of the metals and c mechanism of ...

Mineral deposit Formation of mineral deposits Britannica

Mineral Deposit Formation Of Mineral Deposits Britannica

Formation of mineral deposits. Mineral deposits form because some medium serves as a concentrating and transporting agent for the ore minerals, and some process subsequently causes the transporting agent to precipitate, or deposit, the minerals. Examples of concentrating and transporting agents are groundwater, seawater, and magma examples of precipitating processes are boiling as in

Geology of Porphyry Copper Deposits

Geology Of Porphyry Copper Deposits

Mar 22, 2015 Porphyry copper deposits ppt. Here lets understand the geology of porphyries and iron oxide copper gold deposits or IOCG as they are known. These are somewhat the giants of the ore deposits world. As a mining interested learner, the geology of porphyry copper deposits is vital to your education.. Now in the first Exploration Geology Course I discussed how because our current


Chapter 5 Mineralogy Textures And

Gangue minerals include quartz, dolomite, sericite and minor ankerite and calcite. At least 5 main paragenetic mineral assemblage stages have been identified during this study that consistently occur at the Nalou and Discovery West, -Colluvial, -Main and -East gold deposits, and shown in Fig. 5.2.1. The mineral assemblage stages identified include

Mineral Deposits National Geographic Society

Mineral Deposits National Geographic Society

Jun 28, 2019 A mineral is a naturally occurring crystalline solid that cannot be physically broken down into smaller components.. Deposits of minerals form when a medium that contains and transports mineral-making ore releases and deposits the ore. Magma is one such medium that transports ores. When magma or lava cools, the magma and ore carried within it crystallize to form tiny minerals in

Formation of Ores

Formation Of Ores

4. The minerals precipitate at different places in the system, since they precipitate at different temperatures. Slide 51 Mechanisms that involve oxidation state of the water Example Mississippi Valley Type lead-zinc deposits Slide 54 Example uranium ore Slide 56 Large deposit in Canada formed this way Slide 58 Slide 59

mineraldeposits1introductioniankenyonppt Ore Minerals

Mineraldeposits1introductioniankenyonppt Ore Minerals

mineraldeposits1introductioniankenyon.ppt - Free download as Powerpoint Presentation .ppt, PDF File .pdf, Text File .txt or view presentation slides online.

Textures of Ore Deposits and associated features

Textures Of Ore Deposits And Associated Features

4- Identifying the equilibrium mineral assemblages, which in turn are necessary for understanding phase relations and the correct interpretation of geothermometric results. Textures of economic ore deposits. I- Magmatic ores 1- Cumulus textures result from the settling of an ore deposit


Me551geo551 Introduction To Geology Of

An ore deposit is a well-defined mineral deposit that has been tested and found to be of sufficient size, grade, and accessibility to be extracted i.e. mined and processed at a profit at a specific time. Thus, the size and grade of an ore deposit changes as the economic conditions change. Ore refers to industrial minerals as well as metals.

Theories of Ore genesis 3ppt THEORIES OF ORE GENESIS

Theories Of Ore Genesis 3ppt Theories Of Ore Genesis

Concept An Ore mineral is mostly a non-silicate mineral Most ores are sulphide, some are oxides, native metals. Industrial minerals may occur as silicate Ore genesis similar to formation of rocks 2 main processes i Internal igneous processes ii External surface processes Ores are mostly sulphides and oxides whereas rocks are mostly silicates hence ...


Mineralogy And Petrology Of Skarn Deposits

ore deposits, such as porphyry copper and greisen deposits. 4. Their intimate admixture of iron rich skarn minerals and ore minerals implies that skarns may provide natural examples of the laboratory processes of sulfidation and oxidation. 5.

Classification of Mineral Deposits Earth Sci

Classification Of Mineral Deposits Earth Sci

A syngenetic mineral deposit is a deposit which formed at the same time as the rocks that enclose it. Magmatic deposits are syngenetic in that the ore minerals crystallize from the same liquid that produces the silicate minerals which form the bulk of the intrusive - they crystallize more or


Porphyry Deposits Earth Sci

Porphyry copper deposits comprise three broad types plutonic, volcanic, and those we will call classic . The general characteristics of each are illustrated in photographs linked near the bottom of this page.amp. 1. Plutonic porphyry copper deposits occur in batholithic settings with mineralization principally occurring in one or more phases of ...

Chapter XVII Mineral Veins And Ore Deposits

Chapter Xvii Mineral Veins And Ore Deposits

Chapter XVII. Mineral Veins And Ore Deposits. Mineral veins and ore deposits are of the greatest economic importance and have therefore received a great deal of attention, and a very extensive literature has grown up concerning them. Obviously, but a meagre outline of the subject can be attempted in this place, and the treatment of the much ...

Ore Forming Minerals Metallic amp Nonmetallic Minerals

Ore Forming Minerals Metallic Amp Nonmetallic Minerals

Ore Forming Minerals Metallic amp Non-Metallic Minerals . Certain kinds of mineral can be treated for metal extraction more easily than others these are commonly referred to as ore minerals.Quite often, different minerals containing a particular metal occur together in a deposit, and are referred to as ore forming minerals. Ore minerals form as a result of special geologic processes and often ...

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, e.g pipes. 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.

Optical properties of Ore Minerals in Reflected Light

Optical Properties Of Ore Minerals In Reflected Light

Study of Ore Minerals in Reflected Light S. Farooq, Dept of Geology AMU 2 Figure 1 Schematic diagram through an ore microscope illustrating essential components and the path of light through the system involving a the whole field glass-plate reflector and b the half-prism reflector. Accessories of the Ore Microscope


Resourcereserve Reporting Standards For

Background types of mineral deposits etc What is a Mineral Resource and an Ore Reserve JORC Code and other nationalinternational reporting standards Who prepares the estimates the Competent Person concept Uses of Mineral Resource and Ore Reserve estimates Current Mineral ResourceOre Reserve reporting practice

Gossan Mining Fundamentals

Gossan Mining Fundamentals

Gossan is an intensely oxidized, weathered, or decomposed rock that is found on the upper and exposed part of an ore deposit or mineral vein. When gossan is exposed to water and air at the surface, the minerals tend to oxidize and liberate their contents. The iron

PowerPoint Presentation Minerals and Rocks

Powerpoint Presentation Minerals And Rocks

ores. needed to make things e.g., iron, chromium, titanium Ores are economically useful i.e., possible to mine mineral deposits. Hematite Fe 2 O 3 Sulfides. Metallic cations with sulfide S2- ion. ... PowerPoint Presentation - Minerals and Rocks Last modified by Bruce Harrison


Ppt Genesa Kel 2pptx Ore Deposits Tekstur

View PPT GENESA KEL 2.pptx from GEOLOGY 123 at University of Notre Dame. ORE DEPOSITS TEKSTUR ENDAPAN BIJIH Kelom pok 2 o Nilam Julian 073001600048 o Alvianisa Ciptaningtyas 073002000023 o Dewa


Geoenvironmental Models Of Mineral

ore deposit is a mineral deposit that has been tested and discovered to be of sufficient size, grade, and accessibility to allow it to be extracted at a profit. To slightly modify the definition provided by Cox and Singer 1986, a mineral deposit model is a systematic summary of information concerning the geologic characteristics, grade, size,

RareEarth Elements

Rareearth Elements

Rare-Earth Elements. By Bradley S. Van Gosen, Philip L. Verplanck, Robert R. Seal II, Keith R. Long, and Joseph Gambogi Chapter O of. Critical Mineral Resources of the United StatesEconomic and


Minerals And Power Resources

Metallic minerals contain metal in raw form. Metals are hard substances that conduct heat and electricity and have a characteristic lustre or shine. Iron ore, bauxite, manganese ore are some examples. Metallic minerals may be ferrous or non-ferrous. Ferrous minerals like iron ore

The express evaluation of the ore deposit

The Express Evaluation Of The Ore Deposit

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 ...

Ore Deposits Hub Open Geoscience Talks on Ore Deposits

Ore Deposits Hub Open Geoscience Talks On Ore Deposits

Ore Deposits Hub is your center for open discussion on exploration, metallogeny, resource economics and more Register Today. Ireland Mineral Potential of the Emerald Isle. Stay tuned for updates on this free online event highlighting metal exploration and the