kinds of metallic ore deposits

20.1 Metal Deposits – Physical Geology - opentextbc.ca

20.1 Metal Deposits ... For a variety of reasons, thermal energy (heat) from within Earth is critical in the formation of many types of ore deposits. Look back through the deposit-type descriptions above and complete the following table, describing which of those deposit types depend on a source of heat for their formation, and why.

What are the different types of mining and how do they differ?

Because a majority of surface ore have already been extracted in the past, mining groups must look underground for new deposits, though, every time an ore or mineral deposit is found, it becomes that little bit harder to find another. Traditionally, geologists prospected the earth to find clues, such as large clusters of ore, of where large ...

GEOG 303 Midterm 2 Flashcards | Quizlet

GEOG 303 Midterm 2 study guide by zoe_vand includes 68 questions covering vocabulary, terms and more. Quizlet flashcards, activities and games help you improve your grades.

Economic Minerals/Ore Deposits Flashcards | Quizlet

Start studying Economic Minerals/Ore Deposits. Learn vocabulary, terms, and more with flashcards, games, and other study tools.

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

Jan 27, 2016· Ores are types of rock deposits that contain enough metal to be economically viable for mining. There are many ways to extract ore from deposits. Metals found in ores include gold and iron.

Types of Iron Ore: Hematite vs. Magnetite | INN

Magnetite ore and hematite ore are among the four types of iron ore deposits found in this area. In Minnesota, this type of iron ore is mined mainly in the Mesabi Range, one of the four ranges ...

Metallic Deposits - CliffsNotes Study Guides

Metals occur in all kinds of rocks but usually in concentrations that are too low to be mined. Metallic ore deposits, however, are relatively rare concentrations of metal‐bearing minerals (usually sulfides) that contain enough metal to be profitably mined.Again, the profit line …

Metallic Minerals | Natural Resources

Metallic Minerals; Metallic Minerals. ... Some huge deposits of hematite are of sedimentary origin. Newfoundland has been a major supplier of iron to the world markets for a long time. From about 1895 until the mines closed in the early 1960's sedimentary iron ore was mined on Bell Island.

Non-metallic Mineral Deposits - SlideShare

Nov 01, 2014· Non-metallic Mineral Deposits 1. ... at a particular time; at a profit Marketed for a profit. Ore: refers to useful metallic minerals that can be mined at a profit and, in common usage, to some non-metallic minerals such as fluorite and sulfur. To be considered of value, an element must be concentrated above the level of its average crustal ...

Types Of Ores - YouTube

May 14, 2010· The ores must be processed to extract the metals of interest from the waste rock and from the ore minerals. Ore bodies are formed by a variety of geological processes. The process of ore formation ...

Magmatic Ore Deposits - Bu

Magmatic Ore Deposits: A number of processes that occur during cooling and crystallization of magmatic bodies can lead to the separation and concentration of minerals. 1-Pegmatites 2-Layered intrusions 3-Kimberlites Examples of Magmatic ore deposits: 1-Chromite deposits 2-Nickel ŒCopper deposits 3-Platinum group metal (PGM) deposits

Hydrothermal mineral deposit | geology | Britannica.com

Hydrothermal mineral deposit, any concentration of metallic minerals formed by the precipitation of solids from hot mineral-laden water (hydrothermal solution). The solutions are thought to arise in most cases from the action of deeply circulating water heated by magma. Other sources of heating that ...

Ore - Wikipedia

An ore is a natural occurrence of rock or sediment that contains sufficient minerals with economically important elements, typically metals, that can be economically extracted from the deposit. The ores are extracted at a profit from the earth through mining; they are then refined (often via smelting) to extract the valuable element, or elements.. The ore grade, or concentration of an ore ...

7.0 Deposits associated with sedimentary processes or rocks

7.0 Deposits associated with sedimentary processes or rocks Deposits associated with sedimentary processes or rocks include a number of metallic and industrial mineral deposit types and commodities. The most important metallic deposit type in Afghanistan is sediment-hosted copper represented by the Aynak and associated deposits (section 7.1).

Precious Metal Ores, Gold, Platinum, Silver and Copper

Zinc Ore Deposits of the World Manganese Ore and Ore Minerals Manganese Ore Formation and Occurrences Nickel Ore and Ore Minerals Lateritic (Secondary) Nickel Ore Deposits Sulfide (Primary) Nickel Ore Deposits: Learning to recognize the different types of minerals which make up specific ores is a very worthwhile project for the prospector.

Geology of Base-Metal Deposits - Encyclopedia of Life ...

main geological features of eight base-metal deposit types, listed here by the names and ... metals are not evenly or equally distributed within the deposit. In most mineral deposits, the ore elements are concentrated in zones in which one metallic element is enhanced ... Vol. IV – Geology of Base-Metal Deposits - Sangster D.F.

POLYMETALLIC VEIN AND REPLACEMENT DEPOSITS …

Figure 1.Schematic vertical section through a polymetallic replacement deposit showing distribution of ore types and host rocks. Figure 2.Ficklin plot showing pH versus the sum of dissolved base metals Zn, Cu, Cd, Co, Ni, and Pb in mine and natural water draining

How do metallic ore deposits form - answers.com

Metallic (I) a metallic ore is a substance which contains sufficient amount of metals in it which can be extracted (II)these are the extracts of substances in its impure form resembling any ...

Types of Ore Deposits - Mineral Processing & Metallurgy

A List to some Major Types of Ore Deposits and a link Book Download. Komatiite-associated nickel deposits Layered mafic-ultramafic intrusion deposits Skarn deposits Fractionated granitoid-associated deposits Porphyry-associated deposits Iron oxide copper gold deposits Syn-deformational hydrothermal and replacement deposits Orogenic gold deposits Carbonate-hosted stratabound lead-zinc deposits ...

SEDIMENT-HOSTED DEPOSITS - nr.gov.nl.ca

3. Sedimentary-Exhalative (SEDEX) Type Deposits "Syngenetic" stratiform, bedded Zn-Pb deposits hosted by fine-grained clastic sedimentary rocks. These three types may be considered as a spectrum of base-metal ore deposits which form in sedimentary rocks at some time during the evolution of a sedimentary basin. SEDIMENT-HOSTED DEPOSITS

What are metallic deposits? - Quora

Oddly enough, metallic deposits are deposits of metal that are buried in the earth. Which isn't as daft as it sounds. Many of the "metals" recovered through ...

Metallic and non-metallic ores - geol-amu.org

The terms ore mineral and mineral deposit were originally applied only to minerals and deposits from which metals are recovered, but present usage includes a few nonmetallic minerals, such as barite and fluorite, that are found in the same kinds of deposit as metallic minerals. No deposit consists entirely of a single ore mineral.

Mineral deposit | Britannica.com

The terms ore mineral and mineral deposit were originally applied only to minerals and deposits from which metals are recovered, but present usage includes a few nonmetallic minerals, such as barite and fluorite, that are found in the same kinds of deposit as metallic minerals.

Metallic Minerals | Ministry of Energy, Northern ...

Apr 16, 2019· Metallic minerals must be broken apart and chemically processed to extract the useful metal from the mineral. Ontario is a leading producer of metals such as platinum group metals, nickel, cobalt, gold, copper, silver and zinc. To date, the total value of all metal production in Ontario is estimated at $534 billion dollars.

Minerals on the Edge – Plate Boundaries and Minerals ...

The world is a dynamic place, the earth that we stand on, and think of as fixed, is anything but. The most unstable areas of all are the plate boundaries, where giant crustal plates collide together, the physics is simple; something's gotta give, and there are probably going to be fireworks – or ...

Ore genesis - Wikipedia

Various theories of ore genesis explain how the various types of mineral deposits form within the Earth's crust.Ore-genesis theories vary depending on the mineral or commodity examined.. Ore-genesis theories generally involve three components: source, transport or conduit, and trap.

kinds of metallic ore deposits - ristorantesatuedda.it

kinds of metallic ore deposits; ... The lead ore occurs in two types of deposit: as primary lead ore in thin veins known as rakes,... Free Chat. Hydrothermal Alterations and the Formation of Metal Ores in the ... The study of mineralogy and ore deposits can at large be attributed to ... The different igneous rock compositions can range in a ...

Nature of Mineralization ~ Mining Geology

May 15, 2015· "Disseminated" types of mineralization are formed by crystallization of deep-seated magma. The geological body in which the ore minerals "usually metallic" are disseminated or scattered, usually are not visible to the naked eye, in low concentration as fine grains throughout or part of the host rock.It can be mined profitably under the current market conditions, the deposits are high ...