page_title: Sao Domingos Mine
hierarchical_section_title: Sao Domingos Mine
caption_attribution_description: English: Mina de Sao Domingos, 15 km north of Mertola (Portugal)
context_page_description: The São Domingos Mine is a deserted open-pit mine in Corte do Pinto, Alentejo, Portugal. This site is one of the volcanogenic massive sulfide ore deposits in the Iberian Pyrite Belt, which extends from the southern Portugal into Spain. It was the first place in Portugal to have electric lighting.
context_section_description: The São Domingos Mine is a deserted open-pit mine in Corte do Pinto, Alentejo, Portugal. This site is one of the volcanogenic massive sulfide ore deposits in the Iberian Pyrite Belt, which extends from the southern Portugal into Spain. It was the first place in Portugal to have electric lighting.
caption: Water in the pit is red due to iron and is acidic from sulfur oxidation
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