/sci/ - Science & Math

Mad Scientist !!Q11PG81nz2n Wed May 2 03:54:12 2012 No.4638437 [View]
File: 45 KB, 600x400, leviathanmine.jpg [View same] [iqdb] [saucenao] [google]

>>4638427
>Source

http://blogs.scientificamerican.com/artful-amoeba/2012/01/04/deep-sea-explorers-stumble-on-antarctic
-lost-world/

>"But deep sea hydrothermal vents seem to be particularly good at concentrating metals. Chown points out that at the Solwara Vent off Papua New Guinea, ore deposits may contain 7% copper by weight. Ore at copper mines on land contain about a tenth of that."

>Explanation of grade

Percentage of the total mass that is made up of the specific mineral you'e after.

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