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EHA Engineering's Contributions
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Wrote the first answer to How do you get iron from pyrite
Current answer: Iron is not generally recovered from pyrite. It would have to be a very unusual situation.
In: Geology | Chemistry | Mining | Gold and Precious Metals | Rocks and Minerals • Tools: Edit categories | Edit answer
Wrote the first answer to Can Silver be alloyed with lead
Current answer: Yup.
In: Gold and Precious Metals • Tools: Edit categories | Edit answer
Wrote the first answer to Is there a at home test that can be done to see if something is really gold
Current answer: Gold is malleable. Soft. It can easily be scratched, and cut with a knife, in comparison with brass for instance....
In: Antiques | Wristwatches | Gold and Precious Metals • Tools: Edit categories | Edit answer
Wrote the first answer to How do you extract gold from copper ore
Current answer: Typically, you would use a flotation process to concentrate the copper and gold. Concentrate would be shipped to...
In: Mining | Gold and Precious Metals • Tools: Edit categories | Edit answer
Wrote the first answer to Is gold a metallic resource
Current answer: Yes
In: Gold and Precious Metals • Tools: Edit categories | Edit answer
Wrote the first answer to What is the difference between a gold specimen and a gold nugget
Current answer: It can be the same thing.
In: Gold and Precious Metals • Tools: Edit categories | Edit answer
Made this change to the answer of Why is aluminium easier to extract then gold
Current answer: It is not. Gold is easier. Aluminium is energy intensive.
In: Actors & Actresses | Gold and Precious Metals • Tools: Edit categories | Edit answer
Wrote the first answer to Why is aluminium easier to extract then gold
This answer was later edited. Current answer: It is not. Gold is easier. Aluminium is energy intensive.
In: Actors & Actresses | Gold and Precious Metals • Tools: Edit categories | Edit answer
Wrote the first answer to What Instrument is used to crush gold bearing ore
Current answer: A Jaw crusher is one of several types of instruments used depending on the size and tonnage of the ore.
In: Mining | RuneScape | Gold and Precious Metals • Tools: Edit categories | Edit answer
Changed the question Instrument used to crush gold bearing ore to What Instrument is used to crush gold bearing ore
Current answer: A Jaw crusher is one of several types of instruments used depending on the size and tonnage of the ore.
In: Mining | RuneScape | Gold and Precious Metals • Tools: Edit categories | Edit answer
Wrote the first answer to Is there real gold where fools gold is
Current answer: A presence of fools gold, or Pyrite, does not usually mean there is gold present as well. However, sometimes it...
In: Geology | Earth Sciences • Tools: Edit categories | Edit answer
Wrote the first answer to What do Canadian Mining Companies Mine
Current answer: Everything from Gold, Silver, Copper, Coal, to Diamonds, Cobalt, Copper, Uranium. www.goldsheets.com has mining...
In: Pollution | Mining • Tools: Edit categories | Edit answer
Added Metallurgy of gold and silver hydrometallurgy to Mining
Current answer: Hydromtellurgy is a subset of Metallurgy, and is used to process Gold and Silver.
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Removed Metallurgy of gold and silver hydrometallurgy from Mechanical Engineering
Current answer: Hydromtellurgy is a subset of Metallurgy, and is used to process Gold and Silver.
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Removed Metallurgy of gold and silver hydrometallurgy from Industrial Engineering
Current answer: Hydromtellurgy is a subset of Metallurgy, and is used to process Gold and Silver.
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Removed Metallurgy of gold and silver hydrometallurgy from Environmental Issues
Current answer: Hydromtellurgy is a subset of Metallurgy, and is used to process Gold and Silver.
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Wrote the first answer to Metallurgy of gold and silver hydrometallurgy
Current answer: Hydromtellurgy is a subset of Metallurgy, and is used to process Gold and Silver.
In: Mining | Gold and Precious Metals • Tools: Edit categories | Edit answer
Wrote the first answer to Is hydrometallurgy used in mining copper
Current answer: Hydrometallurgy is used for the processing of copper.Example: Leaching of copper oxide ores using a solution...
In: Mining • Tools: Edit categories | Edit answer
Wrote the first answer to What is hydrometallurgy
Current answer: The use of aqueous solutions for the recovery of metals. Example: Leaching of copper oxide ores using a sulphuric...
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Added Which layer of the earth has thin air to Rocks and Minerals
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Added Which layer of the earth has thin air to Mining
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Removed Which layer of the earth has thin air from Plate Tectonics
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Removed Which layer of the earth has thin air from Geology
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Wrote the first message on another contributor's message board
Edited their own profile
