"Placer mining" - ECU Libraries Catalog

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Cover image for Prototype borehole miner selectively extracts gold from permafrost

Prototype borehole miner selectively extracts gold from permafrost

1997
Format: Electronic

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Cover image for Gold panning

Gold panning

by Huber, Carol
2001
Format: Electronic

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Cover image for Mercury geochemistry of gold placer tailings, sediments, bedrock, and waters in the lower Clear Creek Area, Shasta County, California

Mercury geochemistry of gold placer tailings, sediments, bedrock, and waters in the lower Clear Creek Area, Shasta County, California

by Ashley, Roger P., 1940-
2008
Format: Electronic

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Cover image for Tracy placer mining project

Tracy placer mining project

2009
Format: Electronic

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Cover image for Assessment of hydrology, water quality, and trace elements in selected placer-mined creeks in the Birch Creek watershed near Central, Alaska, 2001-05

Assessment of hydrology, water quality, and trace elements in selected placer-mined creeks in the Birch Creek watershed near Central, Alaska, 2001-05

by Kennedy, Ben W.
2007
Format: Electronic

Location
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