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As of 2021, it is estimated that approximately 2.5 billion metric tons of iron have been mined throughout history. Iron ore is one of the most abundant minerals on Earth and has been extracted for thousands of years for use in various applications, primarily in steel production. The total amount mined continues to grow as global demand for steel remains high. However, precise figures can vary based on different sources and methods of estimation.
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How much silver has ever been mined?
2 million tons
How much gold is one ton of the mined rock?
4g
It is best to isolate the material quantity variance when the materials are purchased?
false- it is best to isolate them once you know how much of the material has been used. If you don't know how much is used, you can't get a variance to evaluate efficiency of how materials were used.
How much do the top 10 percent percent of wage earners spend in the US?
The top 2% spend ~ 65% while the top 20% spend ~ 80%. The spending habits of the top 2% have been dramatically reduced over the past 24 months by as much as 75%. You know what rolls down the hill. Our retail, commercial, and industrial entities have been hit very hard contributing to decreased income, increased layoffs.
Why are new driver insurance rates so much higher for boys than for girls?
Driver insurance rates are higher for boys than for girls because it has been proven statistically that boys are more likely to get into car accidents than girls.
How much iron has been mined in human history?
73.4 Million tons
How much silver has ever been mined?
2 million tons
How much iron is mined in the US each year?
49 million tons.
How much gold has been mined?
161,000 tons
How much iron ore is mined in the U.S?
The U.S. produced about $1.21 billion worth of usable iron ore in 2001, down from the $1.56 billion shipped in 2000.
What is the total amount of diamonds ever mined?
I heard on NPR last year that the total amount of all the gold ever mined would fill two Olympic swimming pools. But I bet this answer will be much harder to find for diamonds. Diamonds are most likely not as rare as they are purported to be. They are used industrially on a much wider scale than industrial uses of gold.
How much of the ore on earth has been mined?
It is difficult to determine the exact amount of ore that has been mined on Earth, as mining activities are ongoing and continuous. However, it is estimated that a substantial portion of Earth's ore deposits has been extracted due to centuries of mining operations.
How much silver has been mined in human history?
About 40 billion ounces, or 1.37 million short tons
How much palladium has been mined in human history?
As of the End of 2004, total palladium mined was estimated at 3,781.5 tons. Given annual production is now around 222 tons pa, total mined in human history at the end of 2009 would be around 4,890 tons.
How much pyrite us mined a year?
About 80 million metric tons of pyrite are mined worldwide each year. The largest producers include China, Peru, and Russia. Pyrite is primarily used for producing sulfur dioxide, a precursor to sulfuric acid, and for the production of iron and steel.
How much gold has been mined in human history?
It's hard to believe, but if all the gold ever mined was weighed, it would amount to between 140,000 and 160,000 tons. That would be a cube of approximately 62 feet on a side. A cubic inch of gold weighs 11.06 oz.
How much space would all the diamonds in the world take up?
The answer is unknowable, since not all the diamonds in the world have been mined to date.
