mineral ores | Define mineral ores at Dictionary.comdictionary.reference.com/browse/mineral ores

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Mineral ores - definition of Mineral ores by The Free Dictionary

Define Mineral ores. Mineral ores synonyms, Mineral ores pronunciation, Mineral ores translation, English dictionary definition of Mineral ores. n. A mineral or an aggregate of minerals from which a valuable constituent, especially a metal, can be profitably mined or extracted. n. A Swedish unit of...

Ore - Wikipedia

An ore deposit is an accumulation of ore. This is distinct from a mineral resource as defined by the mineral resource classification criteria. An ore deposit is one occurrence of a particular ore type. Most ore deposits are named according to their location (for example, the Witswatersrand, South Africa), or after a discoverer...

What is a mineral ore? Why is it considered to be important? - Quora

Your term "mineral ore" is somewhat off-putting. I wish I knew in what context it came to you, because by definition all "ore" is composed of various minerals. Lets start with the term "ore" which is really more of an economic term th...

ore mineral - Dictionary definition of ore mineral | Encyclopedia.com ...

Definition of ore mineral – Our online dictionary has ore mineral information from A Dictionary of Earth Sciences dictionary. Encyclopedia.com: English, psychology and medical dictionaries.

Mineral | Define Mineral at Dictionary.com

Mineral definition, any of a class of substances occurring in nature, usually comprising inorganic substances, as quartz or feldspar, of definite chemical ... a substance obtained by mining, as ore. 3. ... 1375-1425; late Middle English < Middle French, Old French mineral < Medieval Latin minerāle (noun), minerālis (adj.)...

Ore minerals - Mineralogical Society of America

IMPORTANT ORE MINERALS. Most elements need to be concentrated into amounts that can be economically mined from ore deposits (usually hundreds to thousands of times their crustal abundance). This concentration is usually accomplished by dissolution of the element by hot water (hydrothermal ore deposits - gold,...

Ore mineral | Britannica.com

Ore mineral: …are commonly referred to as ore minerals. Ore minerals tend to be concentrated in small, localized rock masses that form as a result of special geologic processes, and such local concentrations are called mineral deposits. Mineral deposits are what prospectors seek. The terms ore mineral and mineral...

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

Jan 26, 2016 ... Learn about ores, which are a special type of rock from which we can economically extract valuable elements and minerals. Ores are the source for...

What is a Mineral Deposit by Definition - 911 Metallurgist

Aug 27, 2017 ... An ore is defined as a mineral or rock from which some valuable constituent, usually a metal, can be profitably extracted. Thus hematite and magnetite are ores of iron; galena is an ore of lead; zinc blende is an ore of zinc. With the ore-mineral is more or less material of no value, called gangue; and whether...

Mineral Resources - Tulane University

Mar 20, 2012 ... Thus we define an ore as a body of material from which one or more valuable substances can be extracted economically. 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.

Definition of primary ore mineral - mindat.org glossary

An ore mineral that was deposited during the original period or periods of metallization. The term has also been used to designate the earliest of a sequence of ore minerals, as contrasted with later minerals of the same sequence, which some writers have called secondary. To avoid confusion, Ransome proposed the terms...

Minerals and Ores & the extraction of Minerals | The Chemistry ...

Sep 2, 2013 ... Learn the basics about Minerals and Ores from a perspective of the Chemical Sciences. At Fuse School, teachers and animators come together to make fun & easy...

Ore Synonyms, Ore Antonyms | Thesaurus.com

Synonyms for ore at Thesaurus.com with free online thesaurus, antonyms, and definitions. Dictionary and Word of the Day.

Mining Related Terms - Rare Element Resources

The resulting "concentrate" of minerals typically has an order of magnitude higher content of minerals than the beginning ore material. Cut-off grade - When determining economically viable Mineral Reserves, the lowest grade of mineralized material that qualifies as ore – defined as that which can be mined and processed...

What is an ore? - American Museum of Natural History

Ore is defined as an economic concentration of minerals. The richness of ores can be vastly different, depending on the minerals and elements involved. Chromium ore consists mainly of the mineral chromite, of which chromium is a major constituent. Most vanadium ores are made of magnetite, but vanadium is only a minor...

Many Definitions of Minerals, Rocks and Minerals, Kentucky ...

The term "mineral resources" refers to the occurrence of any mineral commodity (as defined above) that could be removed from the ground. There are three categories of mineral resources: fuels minerals, metallic minerals (also called ore minerals), and industrial or construction minerals. The term "fuels minerals" refers to...

3 Technologies in Exploration, Mining, and Processing ...

Ore has traditionally been defined as natural material that contains a mineral substance of interest and that can be mined at a profit. The costs of mine closure and reclamation of the site now constitute a significant portion of mining cost. Hence, ore bodies that can be mined in a way that produces virtually no waste and that...

Mineral Ores and Gems

There are over 4700 known minerals. We obtain most of the materials used in everyday life from minerals, including metals, chemicals used in manufacturing, food additives, etc. Ores are minerals that have a high concentration of a certain element, typically a metal. Examples are cinnabar (HgS), an ore of mercury,...

Finding and Mining Ores ( Read ) | Earth Science | CK-12 Foundation

Feb 24, 2012 ... An ore deposit must be profitable to mine by definition. If it is no longer profitable, it is no longer an ore deposit. Surface mines are created for mineral deposits that are near the surface; underground mines are blasted into rock to get at deeper deposits. Ore is extracted from rock by heap leaching, flotation or...

Chromite: The only mineral ore of chromium metal - Geology.com

Chromite is the only ore of chromium, a metal essential for making stainless steel, nichrome, chrome plating, pigments, refractories, chemicals and pharmaceuticals.

Examples of Metal Ores | Education - Seattle PI

The term ore is used to refer to a rock that contains minerals such as metals. In general, ores are oxides, sulfides, silicates or “native metals," those found in nature. Oxides and sulfides are called such because the minerals contain oxygen or sulfur, respectively, which has formed a chemical compound with the metal.

Ore definition and meaning | Collins English Dictionary

There is a surplus of ore for many metals.Redwood, John The Global Marketplace (1993). The company said there was not sufficient space to simply store the mined ore. Times, Sunday Times (2008). The outlook for iron ore and coal looks less promising. Times, Sunday Times (2016). Spain is rich in minerals and has...

Rocks & Minerals Definitions - RocksandMinerals.com

Of interest to petrologists in helping to define the metamorphic conditions which formed the surrounding rock. Gneiss Gneiss refers to a coarsely foliated (layered) metamorphic rock. Goethite Goethite has the formulae FeO(OH). It has a relative hardness of 6. It is an ore of iron and a common mineral. Usually formed as a...

Uranium Ore Minerals - Dangerous Laboratories!

If the uranium is present in a mineral in such complex combinations with other elements that it is too costly to extract, or if the mineral does not occur in sufficient quantities to make extraction worthwhile, that mineral is not a uranium ore mineral. Thus, the definition for an ore mineral, like that for an ore deposit, is dependent...

The Minerals | Mine and Metals | EN - Puma Exploration

... most new technologies. During the exploration, that involves the research of rocks with mineral potential, geologists need to know the minerals. In fact, geologists look for rocks including minerals that contain metals. To understand the exploration, it is significant to know the definition of a mineral, of the ore and of the rock.

Ore Reserves and Mineral Resources Report 2016 - Anglo American

06 Estimated Ore Reserves. 08 Estimated Mineral Resources. Ore Reserve and Mineral Resource estimates. 10 Diamonds. 18 Platinum Group Metals. 22 Copper. 25 Nickel. 26 Iron Ore. 29 Manganese. 30 Coal. 38 Definitions. 39 Reserve and Resource Reconciliation Overview. 46 Competent Persons List. 50 Glossary.

Mineral resource classification - Nordic Mining

There are several classification systems worldwide, however the Canadian CIM classification (see NI 43-101) and the Australasian Joint Ore Reserves Committee Code (JORC Code) are defined as standards. The JORC-code classifies resources and reserves in more detailed sub-groups: An inferred mineral resource is a...

Industrial minerals - SGU

Industrial minerals. An industrial mineral is a rock, a mineral or other naturally occurring material of economic value. An industrial mineral is defined by its physical properties, such as fibrosity, insulation capacity, density, hardness, and so on. Industrial minerals do not cover metals, energy minerals and precious stones,...

ORE MATERIALS: PRIMARY AND SECONDARY MINERALOGY OF ...

An ore deposit usually includes naturally occurring materials which can be subjected to mining with economical profit. "Ore" is in the English language also used about such materials even if they cannot be exploited with a profit. In Norwegian law the word "malm" for ore is defined as a mineral containing metals subjected to...

Mineral | Definition of Mineral by Merriam-Webster

Define mineral: ore; an inorganic substance (as in the ash of calcined tissue); mine — mineral in a sentence.

ORE MATERIALS: PRIMARY AND SECONDARY MINERALOGY OF ...

An ore deposit usually includes naturally occurring materials which can be subjected to mining with economical profit. "Ore" is in the English language also used about such materials even if they cannot be exploited with a profit. In Norwegian law the word "malm" for ore is defined as a mineral containing metals subjected to...

Ore | Definition of Ore by Merriam-Webster

Define ore: a naturally occurring mineral containing a valuable constituent (such as metal) for which it is mined and worked.

Mineral | Definition of Mineral by Merriam-Webster

Define mineral: ore; an inorganic substance (as in the ash of calcined tissue); mine — mineral in a sentence.

Minerals and Ores | Smelting | Metals - Scribd

Minerals & Ores. Theme: The relative abundance and ease of extraction of metals influences their value and breadth of use in the community. MINERALS AND ORES SYLLABUS POINTS: o Define the terms mineral and ore with reference to economic and non-economic deposits of natural resources. o Discuss the...

Minerals and Their Uses - ScienceViews.com

Every segment of society uses minerals and mineral resources everyday. The roads we ride or drive on and the buildings we live learn and work in all contain minerals. Below is a selected list of commonly used metallic and nonmetallic minerals, ore minerals, mineral byproducts, aggregates, and rock types that are used to...

Color in Minerals - Mineralogy Database

Definition. The recognition of colors in minerals goes back to our pre-historic ancestors who used charcoal and iron oxides to color cave paintings which still retain their original intensity. Idiochromatic minerals are "self colored" due to their composition. The color is a constant and predictable component of the mineral.

Mineral Processing Wastes - Material Description - User Guidelines ...

The mining and processing of mineral ores results in the production of large quantities of residual wastes that are for the most part earth- or rock-like in nature. It is estimated that the .... There are numerous examples of the use of mill tailings in local and state highway construction projects throughout the United States.

Minerals | Iron Ore

Two of the best known Australian examples of massive hematite deposits are Tom Price and Mount Whaleback in the Hamersley Range, Western Australia. Another type of high-grade deposit is pisolitic limonite/goethite ore formed in ancient river channels, e.g. Yandicoogina, Hamersley Basin, Western Australia.

JORC : Mineral Resources and Ore Reserves

This is the home page of the Australasian Joint Ore Reserves Committee (JORC).

Zinc ore and mines | Minerals and mines | Foundations of the Mendips

Zinc ore occurs in two types of deposit: as primary zinc ore in thin veins known as rakes, or a secondary deposit formed by weathering of the primary mineral veins. Zinc ore is most commonly found as zinc carbonate (ZnCO3), known as calamine or smithsonite. It generally occurs as rounded, crystalline crusts or granular,...

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