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Mining

Mining for coal is something that is widely known, but did you know that diamonds, uranium, copper, and other non-renewable natural resources are also mined? There are two types of mining; surface and subsurface. Questions about the methods and types of mining, what ores are mined, and related questions should be asked in this category.

4,677 Questions

Can hematite be dangerous?

Yes! Hematite rids all negativity at all costs. Lets say sometimes you don't have best relationship with your mother and sometimes she inflicts negativity. Chances are she could be gone from your life permanently. Hematite can sometimes cause toxic positivity as well. Sometimes and uneven balance. Only use it if you are extremely experienced.

The person who first introduced the idea of open-pit mining was?

Daniel Jackling introduced the idea of open-pit mining

What are some negative things about being a miner?

Some negative aspects of being a miner include exposure to hazardous conditions such as cave-ins, explosions, and health risks like respiratory issues from dust exposure. Miners often work long hours in physically demanding conditions, which can lead to fatigue and decreased quality of life. Additionally, job stability can be affected by fluctuations in the mining industry.

When might you use an open pit mine?

Whenever you have a massive ore deposit (approximately 20 million tonnes or more) that is not too narrow, steeply dipping, or deep. Studies are done to determine at what depth a certain orebody is more economic to mine underground than open pit.

How many abandoned mines are there in the world?

It is difficult to provide an exact number of abandoned mines in the world due to the lack of comprehensive data. Abandoned mines exist in various countries, and the number varies depending on the region's mining history, regulations, and economic factors. Environmental and safety concerns associated with abandoned mines make it a global issue that requires attention.

How did Egyptians get the iron ore out of rocks?

Ancient Egyptians extracted iron ore from rocks using a combination of heating the rocks in fires to break them down, and then using various tools to extract the iron. This process involved a series of steps including crushing the rocks, smelting the ore to separate the iron from the rock, and then shaping the iron into tools and weapons.

What Indian lands were invaded by miners looking for gold?

Miners looking for gold invaded lands belonging to Indigenous tribes such as the Sioux, Cheyenne, and Blackfoot in the United States. The California Gold Rush in the mid-19th century led to the invasion of land belonging to tribes like the Miwok, Maidu, and Yokut.

Colombia is well known for the mining of?

Colombia is well known for the mining of coal, emeralds, and gold. These natural resources play a significant role in the country's economy and export industry.

Where is the biggest limestone quarry in the UK?

The biggest limestone quarry in the UK is located in Leicestershire, near the village of Mountsorrel. Owned and operated by Tarmac, it is one of the largest quarries in Europe, producing millions of tons of limestone for construction projects every year.

How deep is the hutchison salt mine?

The hutchison salt mine, also known as the Underground Salt Museum, is located 650 feet underground. It covers an area of approximately 30 acres and is one of the largest underground salt mines in the world.

Which were mined in the past and which are still mined today?

Gold, silver, and coal have been mined in the past and are still being mined today. However, new technologies and increasing demand have also led to the mining of rare earth elements, lithium, and copper in more recent times.

What were the Gold mining equipment used in the 1850's?

In the 1850s, gold mining equipment included pans, rockers (also known as cradles), long toms, sluice boxes, and hydraulic mining techniques like using hoses to wash away sediment. These tools enabled miners to extract gold from rivers, streams, and hillsides.

Who owned quarry bank mill?

Quarry Bank Mill was originally owned by Samuel Greg, an early industrialist and pioneer of the factory system in Britain.

Why is open cast mining lead to waste heaps on the surface?

For an open cut, the overburden has to be removed so that the ore can be accessed. An underground mine needs a tunnel to be dug through the host rock until you reach the ore. In both cases, there is usually waste rock which also has to be removed from the mine so your machines can get to the ore once you have reached the ore body.

How do you mine reasources like stone and gold on American Conquest Divided Nations?

In American Conquest: Divided Nations, you can mine resources like stone and gold by assigning peasants to work on mines. Select a group of peasants and right-click on a stone or gold mine to start collecting resources. Ensure you protect them from enemy attacks as they gather resources.

What colour is malachite?

Malachite is a monochromatic mineral, being found in only one color, which is green.

How long did the people in the mines work?

People in mines typically worked long hours, often more than 8 hours per day, especially during peak production periods. This varied depending on the specific mine, location, and time period, but mining work was known for being physically demanding and exhausting.

How is a long tom used by miners?

A long tom is a type of sluice box used by miners to separate gold particles from other debris in a stream or river. Miners shovel dirt and rocks into the long tom, which then uses water to wash away the lighter materials while the heavier gold particles settle at the bottom. The gold can then be collected and further processed for extraction.

Which section north or south had more iron ore deposits?

The north had more iron ore deposits compared to the south. The Iron Range in Minnesota and regions in Michigan were known for their abundance of iron ore deposits, which played a significant role in the industrial development of the northern states.

How is obsedian formed?

Obsidian is formed when lava cools quickly on the Earth's surface, usually within a few days. The rapid cooling prevents the growth of crystals, resulting in a smooth and glassy texture. Obsidian is typically found near volcanic areas where lava flow has occurred.

Wherewas the most gold found in?

The largest gold deposits are often found in regions with high concentrations of mineral-rich rocks, such as in South Africa, Australia, and the United States. These locations have historically been major producers of gold due to geological processes that concentrated the metal over millions of years.

What was life like in gold-rush mining camps and towns?

Life in gold-rush mining camps and towns was often harsh and chaotic. Miners faced grueling work conditions, lawlessness, and high costs of goods. However, there was also a sense of excitement with the chance of striking it rich, leading to a diverse population and a bustling economy in these frontier settlements.

When did diamond mining start?

Diamond mining started in India around the 4th century BC. However, modern industrial diamond mining began in the late 19th century in South Africa after the discovery of diamond deposits in the region.

What is mined in the northeast quarries?

In the northeast quarries, minerals and rocks such as granite, marble, and limestone are typically mined. These materials are used in construction, sculpture, and various industrial applications due to their durability and aesthetic appeal.

What percentage of newly mined copper in the US comes from Arizona?

About 60% of newly mined copper in the US comes from Arizona, making it the leading copper-producing state in the country.