placer mining

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Related to Gold panning: sluice box

placer mining:

see miningmining,
extraction of solid mineral resources from the earth. These resources include ores, which contain commercially valuable amounts of metals, such as iron and aluminum; precious stones, such as diamonds; building stones, such as granite; and solid fuels, such as coal and
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placer mining

[′plās·ər ‚mīn·iŋ]
(mining engineering)
The extraction and concentration of heavy metals from placers.
Mining of gold by washing the sand, gravel, or talus.
References in periodicals archive ?
The river also has a traditional history as a district for gold panning and still attracts many who come to try their luck at finding real gold.
Mr Wright admits he is a "greenhorn" when it comes to gold panning and says it will take weeks for him to excavate a bank of rubble in the river.
But, you do not have to be an expert to demonstrate gold panning.
For decades, gold panning has been one of the few remaining coping strategies--taken here to mean 'the specific efforts, both behavioural and psychological, that people employ to master, tolerate, reduce, or minimize stressful events' (Taylor 1998)--for a cross section of Zimbabweans.
The World Gold panning Championships were held for the first time in Switzerland this August.
One flush from somebody's gold panning operation could [put] more mercury [in the environment] than the whole city of Sacramento [releases in] a year.
Hidden Treasure Gold Mine has gold panning and mine tours; (209) 532-9693.
Daring delegates will want to venture outside the city for some rock climbing, gold panning, and cave crawling.
My story begins a few years ago when, together with a reluctant family, I set off to earn my fortune gold panning in the tributaries of the rivers cutting the gold-rich areas of Wales.
In Zimbabwe, the Ministry of Mines introduced regulation and legalised gold panning in the early 1990s.
The event swirled like a six ring circus of jack-leg drilling, hand steeling, Swede sawing, gold panning, and track standing, with mucking in the center ring and a surveying side show.