Where is the highest concentration of gold on Earth?
The mines with the highest concentration of gold in the world are rocks around submarine hydrothermal vents around Aogashima in the Izu Islands. The average concentration of gold…
We are full of curiosity about the world, so we have countless questions every day. If you have the same question, you can come here and see how many people in the world share your curiosity. To understand the world is to understand ourselves.