https://padlet.com/623167/4ccncaauzs3h en-us 2017-02-16 18:30:02 UTC 2025-10-02 17:56:24 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Growing.png 623167 https://padlet.com/623167/4ccncaauzs3h/wish/154430288 What is hydraulic mining?
hydraulic mining that uses high pressure jets of water.]]> 2017-02-16 19:05:55 UTC https://padlet.com/623167/4ccncaauzs3h/wish/154430288 623167 https://padlet.com/623167/4ccncaauzs3h/wish/154671182 Hydraulic mining was banned in 1884 by the federal law.It was banned because the huge slug of mining debris severely impacted streams.]]> 2017-02-17 18:46:50 UTC https://padlet.com/623167/4ccncaauzs3h/wish/154671182 608232 https://padlet.com/623167/4ccncaauzs3h/wish/154674591 It washes out gold dust and gold flakes and gold ]]> 2017-02-17 18:59:08 UTC https://padlet.com/623167/4ccncaauzs3h/wish/154674591