Placer mining
id:
placer-mining-220-2060919
title:
Placer mining
text:
Placer mining is the mining of stream bed deposits for minerals. This may be done by open-pit mining or by various surface excavating equipment or tunneling equipment. Placer mining is frequently used for precious metal deposits and gemstones, both of which are often found in alluvial deposits—deposits of sand and gravel in modern or ancient stream beds, or occasionally glacial deposits. The metal or gemstones, having been moved by stream flow from an original source such as a vein, are typicall
brand slug:
wiki
category slug:
encyclopedia
description:
Technique of mining stream bed deposits for minerals
original url:
https://en.wikipedia.org/wiki/Placer_mining
date created:
2003-08-10T06:34:01Z
date modified:
2024-09-13T16:15:09Z
main entity:
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image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/9/93/Henry_Sandham_-_The_Cradle.jpg","width":2668,"height":3603}
fields total:
13
integrity:
16