why iron ores are basically found at equatorial region

History of the Iron Ore Trade : The Cleveland Memory Project

History of the Iron Ore Trade. This brief history appeared in the 1910 Annual Report of the Lake Carriers' Association. The iron ore trade is, of course, the trade of the Great Lakes, but it was not always so. The premier trade for so many years was grain, then lumber took first place, giving way subsequently to coal. Get price

10 Best Uses of Iron In Everyday Life and the Human Body

Dec 22, 2019Iron is probably the most widely used metals in the world. It has been in use since ages by man for his every day needs. It is one of the most abundant elements in the earth. It is obtained by purification of the iron ore. Iron has some special properties compared to other metal which keeps it Get price

How Is Iron Extracted From the Earth?

Mar 26, 2020Iron ores in the form of hematite (ferrous oxide) and magnetite are removed from the earth through mining. The use of heavy mining equipment is necessary to dig out large pits in an area with a large deposit of iron ore; however, because iron does not occur naturally, it is necessary to use a blast furnace to separate or refine iron from the other substances in the iron ore. Get price

New Uranium Mining Projects

Equatorial Guinea awards first concession for exploration and potential mining of uranium: The Ministry of Mines and Hydrocarbons has listed in a statement the concessions of 15 blocks to five foreign companies or groups. Seven were awarded to the American Blue Magnolia Investments LLC, including copper, platinum, gold, uranium, bauxite and Get price

Banded iron formation

Banded iron formation (BIF) is the principal source of iron. BIF is a rock type composed of alternating silica- and iron-rich bands. Banded iron formation is economically among the most important rock types as our society is heavily reliant on iron, which is mostly extracted from this rock. Get price

Mineral wealthy Minnesota offers more than ore

Jun 29, 2020"I'm a big fan of iron ore and steel because it's also the most recycled material – by far more than paper, plastic – 65 percent (of current use) is from recycled steel. That's a good thing for our planet and keeps iron and steel production sustainable in the United States. Get price

USGS: First "Unified Geologic Map of the Moon"

May 24, 2020The exact polar region could said to be the tilt of Moon: 1.5 degrees, but could include the Obliquity to orbit: 6.68 degrees. But near polar region might less than 10 degree. And Moon is small. Earth is about 111 km per degree and moon is about 30 km, so region of 300 km radius. Get price

Where Is Gold Found?: 13 Golden Locales Around the World

The ore is processed by mixing it with water and creating gold slurry, which travels from a pipe that's 70 miles to the shore. The slurry is then concentrated and the ore gets transported to smelters across the world. The mine was in operation from 1972 but got depleted in the mid 1980s. Get price

Soils of India and the World: Types of Soil, Regions

Soils are basically the essence of life on the earth. Which is why they matter the most when they are near human population. In fact, the kind of soil found in an are may define the population structure of the place. In ancient times the world population would depend on the soil structure of the world. Get price

What is Feldspar?

Basically, the two properties which make feldspars useful for downstream industries are their alkali and alumina content. On those elements we can distinguish three families: Feldspathic sand, Pegmatite and Feldspar. A further distinction can be made between sodium, potassium and mixed feldspars, depending on the type of alkali they contain. Get price

10 Interesting Facts About The Bronze Era – Flag Fen

Iron was discovered during the Bronze Age which ultimately contributed towards the conclusion of the Bronze Age. Chariots were first introduced during the Bronze Age. The chariot basically served as a war vehicle however it was also transport tool for the dignitaries of the society. Umbrella was also invented during the Bronze Age. Get price

Iron oxide copper gold ore deposits

Iron oxide copper gold ore deposits (IOCG) are important and highly valuable concentrations of copper, gold and uranium ores hosted within iron oxide dominant gangue assemblages which share a common genetic origin. These ore bodies range from around 10 million tonnes of contained ore, to 4,000 million tonnes or more, and have a grade of between 0.2% and 5% copper, with gold contents ranging Get price

Metallurgy Market Research Reports Industry Analysis

Brazil Iron Ore Mining to 2024 US$ 1,495.00. Brazil Iron Ore Mining to 2024 SUMMARY GlobalData's 'Brazil Iron Ore Mining to 2024' provides a comprehensive coverage on Brazil's iron ore industry. It provides historical and forecast data on iron o July 2020 45 pages Get price

Iron Price 2020 [Updated Daily]

Aug 28, 2020Price History Iron ore. The price of this metal, like any other commodity, is largely dictated by the amount of supply and the level of demand. However, its prices can also be affected by speculation, especially when new markets emerge than affect the demand or if the supply of the ores is disrupted in some way. Get price

6. Weathering Processes and Landforms

ferrous iron (Fe +2) oxidizes to ferric iron (Fe +3) 4Fe +2 + 3O 2 = 2Fe 2 O 3; iron + oxygen = iron oxide (hematite) olivine weathers through combination of hydrolysis and oxidation to form hematite. olivine + water + oxygen = hematite + silicic acid; 2Fe 2 SiO 4 + 4H 2 O + O 2 = 2Fe 2 O 3 + 2H 4 SiO 4 Get price

Analyze the map below and answer the question that follows

1 week ago Write an essay of 300 words including the following three parts: Describe the region of Central America, South America, and the Caribbean's most press ing environmental issue. Explain why you think the issue you selected presents the biggest problem. Get price

Bedrock Geology of Ohio

Early settlers discovered vast deposits of bituminous coal, low-grade iron ores, limestone, clay, shale, and sandstone. The presence of these rocks spurred industrialization of the state. Coal produced in the state is valued at more than $600 million annually and is Get price

INSIGHTS REVISION TEST for Preliminary Exam 2018: Test

Apr 30, 2018Welcome to Insights IAS Revision Plan for UPSC Civil Services Preliminary Exam – 2018. If you are wondering why these questions are posted, please refer to the detailed Timetable provided HERE.. These questions serve TWO purposes: One to test your revision skills; Second is to give you a glimpse into topics that you might have missed during revision. Get price

Where Can Iron Be Found?

Apr 06, 2020Iron can be found in the Earth's core, in the Earth's crust, in hemoglobin, in steel and in magnets. It is rare to find iron in its elemental form on Earth, but it has been found in igneous rocks in Russia. Advertisement. Iron is a shiny gray metal. When it oxidizes, the resulting compound is known as iron oxide or rust. Get price

Digging for Gems, Minerals, and Fossils in ia

It can be found in Bassette in Henry County and also at a few places in Patrick County. It is used in the geological field to assess the temperature and pressure conditions of rock formation. Hematite Hematite is basically iron oxide and is generally found in red, brown, gray, rust and silver colors. Get price

Fertilizing the Ocean with Iron

Nov 13, 2007The Ocean Iron Fertilization Symposium: Some 80 natural and social scientists from several countries—along with environmental advocates, business representatives, policymakers, legal experts, economists, and journalists—gathered at Woods Hole Oceanographic Institution (WHOI) on Sept. 26-27, 2007, to discuss the pros and cons of ocean iron Get price

Environmental impact of iron ore mining

Introduction Iron ore. Iron ore is rock containing enough iron content, and in sufficient volume and accessibility to mining and transportation to be able to be economically mined. Iron in ore iron is most commonly found in the form of magnetite (Fe 3 O 4), hematite (Fe 2 O 3), goethite (FeO(OH)), limonite (FeO(OH)n(H 2 O)) or siderite (FeCO 3).Roughly 98% of iron ore on the global market is Get price