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Q: What technologies gradually replaced placer mining?
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What replaced the placer mining?

Placer mining was largely replaced by hydraulic mining and hard rock mining methods. Hydraulic mining used high-pressure water jets to extract minerals, while hard rock mining involved digging tunnels and shafts to access mineral deposits underground. These methods were more efficient and able to extract minerals from deeper beneath the surface.


What is the difference between placer mining and sluicing?

Placer mining is looking for a specific mineral/claiming it/mining it Sluicing is a way of "mining gold"


What are the types of gold mining?

There's placer mining, and hardrock mining.


What are the two types of gold mining?

There's placer mining, and hardrock mining.


What has the author Allin R Copp written?

Allin R. Copp has written: 'Placer gold mining' -- subject(s): Gold mines and mining, Placer mining


What are the pros and cons of placer mining?

nothinh


What are the most adventurous careers?

Placer gold mining


Which type of mining is used to recover titanium and gold from beaches and riverbeds?

Placer mining


What is the difference between placer mining and hardrock mining?

Placer (pronounced plass-er) seeks to recover gold that heas been weathered, is in the form of dust and small nuggets, and has been washed out of the rock formation. Panning for gold is placer mining. Hard rock mining removes solid chunks of rock that must be crushed to recover the gold.


What type of mining is used to obtain gold?

Hardrock or Placer?


What kind of mining would early prospectors use to extract shallow deposits of ore?

Placer Mining.


If metals are deposited in streambeds would probably be used?

The answer is either placer mining, strip mining, underground mining, spoil bank mining or open pit mining