Final answer:
Explorers mentioned finding silver mines due to the historical significance of silver mining, its economic impact, and global influence.
Explanation:
The explorers mention finding 'eleven possible mines, all with large silver veins' because it reflects the historical significance of silver mining in the region. During the Age of Exploration, the discovery of valuable minerals like silver was a central motivation for explorers from Europe.
This is evident in the accounts of explorers finding silver in regions like Potosí, which became a major source of silver during the colonial period. The mention of silver mines highlights the economic importance and allure of precious metals during that time.
The influx of silver from mines like Potosí had a global impact, shaping trade routes, currency systems, and economies across continents, emphasizing the significance of these discoveries beyond local contexts.
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