| Title | Comment | Keywords |
|---|---|---|
| Sea Floor Resources | 18:42 - 19:32 (00:50) / 0.6 MB | resource, oil, gas, "mid-oceanic ridge", metal, manganese, copper, zinc, iron, gold, "hydrothermal vent", nodule |
Coastal & Marine Geology InfoBank
USGS CMG InfoBank Geology School: zinc |
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