s/n922727

Information
has gloss	(noun) mining valuable minerals from a placer by washing or dredging placer mining
has gloss	eng: Placer mining (, also ) is the mining of alluvial deposits for minerals. This may be done by open-pit (also called open-cast mining) or by various forms of tunneling into ancient riverbeds. Excavation may be accomplished using water pressure (hydraulic mining), surface excavating equipment or tunneling equipment.
lexicalization	eng: placer mining
subclass of	(noun) the act of extracting ores or coal etc from the earth mining, excavation

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similar	e/Placer mining

Media
media:img	Alaska Gold in pan.jpg
media:img	Alaskan Trommel.jpg
media:img	Gold Pan.jpg
media:img	Miners on lucky.jpg
media:img	Panorámica de Las Médulas.jpg
media:img	Placermine.jpg
media:img	X-60073.jpg