Immigration to the Iron Range, 1880–1930 | MNopedia

During the early twentieth century, the population of the Iron Range was among the most ethnically diverse in Minnesota. Tens of thousands of immigrants arrived from Finland, Austria-Hungary, Italy, Sweden, Norway, Canada, England, and over thirty other places of origin.

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Steel | metallurgy | Britannica.com

Steel, alloy of iron and carbon in which the carbon content ranges up to 2 percent (with a higher carbon content, the material is defined as cast iron). By far the most widely used material for building the world's infrastructure and industries, it is used to fabricate everything from sewing needles to oil tankers.

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Cistus Nursery | Mail Order | Plant Catalog | A-B

Abutilon 'Tangerine Mist' We like to think all of our introductions are the result of lots of hard-work and research, however this introduction was a chance seedling behind the mist bench.

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Clusters | U.S. Cluster Mapping

Traded vs. Local Share of the U.S. Economy. These clusters have been defined based on data covering the entire U.S. economy. They will not necessarily align with the cluster names used in certain regions (e.g. clean tech, high tech, advanced manufacturing).

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White Cast Iron | ispatguru.com

White Cast Iron. The term cast iron refers to those iron carbon silicon alloys which contain 1.8 % – 4 carbon (C) and usually 0.5 % – 3 % silicon (Si).

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Rockhounding Missouri | Gator Girl Rocks

Rockhounding Missouri. Missouri is a good state for rockhounding.

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The Quartz Page: Occurrence

This is a very obvious example of a quartz veins that is not related to the initial formation of the rocks it runs through and is caused by tectonic stress. It is a polished plate of slightly metamorphosed limestone (that is, it has been turned into marble) with a piece of a fossilized coral reef.

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Global lithium resources: Relative importance of pegmatite ...

1. Introduction. The increased demand for lithium in batteries, especially for electric vehicles (EVs) has focused attention on the adequacy of known and anticipated lithium resources.

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Ore in Lotro, and where to find it - Blogger

ORE IN THE SHIRE Well, after some months I thought: lets start with the ore job! I started in the Shire, because it is an easy starter area to look for copper, barrow-iron and silver.

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Alumina and its Role in Iron and Steelmaking | ispatguru.com

Alumina and its Role in Iron and Steelmaking. Alumina is a chemical compound of aluminum (Al) and oxygen (O2) with the chemical formula aluminum oxide (Al2O3).

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The Quartz Page: Occurrence

This is a very obvious example of a quartz veins that is not related to the initial formation of the rocks it runs through and is caused by tectonic stress. It is a polished plate of slightly metamorphosed limestone (that is, it has been turned into marble) with a piece of a fossilized coral reef.

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Numerical NAICS Code List 2017 | Class Codes

This page contains a numerical NAICS code list 2017. Users can view and lookup an index of 2017 NAICS codes in numerical order.

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Pegmatites and aplites: Their genetic and applied ore geology

Definition: The term "ore" is defined in the current study to describe a concentration of non-metallic, e.g., feldspar, or metallic minerals, e.g. spodumene, in pegmatitic rocks irrespective of its structure and position in the deposit which was or is currently mined for a profit.

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Uranium Supplies: Supply of Uranium - World Nuclear Association

ppm = parts per million * Where uranium is at low levels in rock or sands (certainly less than 1000 ppm) it needs to be in a form which is easily separated for those concentrations to be called 'ore' – that is, implying that the uranium can be recovered economically.

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Steel | metallurgy | Britannica.com

Steel, alloy of iron and carbon in which the carbon content ranges up to 2 percent (with a higher carbon content, the material is defined as cast iron). By far the most widely used material for building the world's infrastructure and industries, it is used to fabricate everything from sewing needles to oil tankers.

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Lothal | Wookieepedia | FANDOM powered by Wikia

Lothal was a planet in the Outer Rim Territories. During the early years of the Galactic Empire, Lothal was in a state of economic disrepair and invited the Empire to take over the planet's industries, with the promise of prosperity and security.

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Iron - Wikipedia

Iron is a chemical element with symbol Fe (from Latin: ferrum) and atomic number 26. It is a metal in the first transition series.It is by mass the most common element on Earth, forming much of Earth's outer and inner core.

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Twitpic

Dear Twitpic Community - thank you for all the wonderful photos you have taken over the years. We have now placed Twitpic in an archived state.

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Iron(II,III) oxide - Wikipedia

Iron(II,III) oxide is the chemical compound with formula Fe 3 O 4.It occurs in nature as the mineral magnetite.It is one of a number of iron oxides, the others being iron(II) oxide (FeO), which is rare, and iron(III) oxide (Fe 2 O 3) also known as hematite.

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Mineral ID_Key - rockhounds.com

Introduction This Mineral Key is designed and intended for use on-line. It is intended also to be used in conjunction with one or more other field guides to minerals: Once the Key leads the user to one or more "likely suspects" details on them should be looked up in another book in order to make a final determination.

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Pegmatites and aplites: Their genetic and applied ore geology

Definition: The term "ore" is defined in the current study to describe a concentration of non-metallic, e.g., feldspar, or metallic minerals, e.g. spodumene, in pegmatitic rocks irrespective of its structure and position in the deposit which was or is currently mined for a profit.

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