Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Heritage of Mercury. Almadén and Idrija' has mentioned 'Silver' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| Mercury became very valuable in the Americas in the mid 16th century due to the introduction of amalgamation, a process that uses mercury to extract metals from gold and silver ore. | WIKI |
| Controlling mercury extraction enabled control of the market, which very quickly became intercontinental in scope because of its decisive role in the extraction of silver from deposits in the New World. | UNESCO |
| Its worldwide strategic importance increased steadily, particularly because of its role in the working of gold and silver mines in America. | UNESCO |