Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Historic Centre of Zacatecas' has mentioned 'Lead' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| Other expeditions followed, including one by Juan de Tolosa in 1546, who brought back rock samples from Cerro de la Bufa, which were determined to contain high concentrations of silver and lead. | WIKI |
| Annual production is valued at 50,043 pesos for gold, 11,320 pesos for silver and 38,122 for lead. | WIKI |