Glossary entry (derived from question below)
English term or phrase:
legacy mines
Spanish translation:
minas heredadas
English term
Argentina
Multilingual Experts
Native in: English (Variants: UK, US, Canadian) 
Works in: English, Spanish to English, English to Spanish, and 12 more.
legacy mines
"These efforts complement activities by some projects to remediate legacy sites and integrate restoration planning into ongoing and future ASGM operations."
My understanding is that legacy mines are historic mines that have closed or ceased operation (but have an environmental impact from the mining that took place there).
| 4 | minas heredadas |
patinba
|
| 3 | minas sin restaurar |
Pablo Cruz
|
| 2 | suelo contaminado por actividades mineras |
Adrian MM.
|
Proposed translations
minas heredadas
Potencial de energía renovable para minas antiguas
Revista Tecnología Minera
https://tecnologiaminera.com › pote...
Los usos productivos en las minas heredadas son limitados debido a la contaminación de actividades mineras anteriores. La falta de conciencia en torno a las ...
La energía renovable en la minería
Columbia Center on Sustainable Investment
https://ccsi.columbia.edu › files › content › docs
Mountain Institute (RMI) revisó las minas heredadas ... legacy mining sites”, (noviembre de 2017), disponible en: ... se destaca el costo de la energía solar para ...
MSc Engineering, MA Translation Studies
Native in: Spanish
Works in: German to Spanish, French to Spanish, Italian to Spanish, and 2 more.
minas sin restaurar
...A legacy mine is an abandoned mine site that meets the following criteria: ...
it must be abandoned, that is, there is no person or company with direct responsibility for the rehabilitation of the former mining activities able to be identified;
it constitutes a high environmental risk and/or high public safety risk, according to the Legacy Mine Program’s (LMP) risk assessment tool...
https://www.resourcesregulator.nsw.gov.au/rehabilitation/leg...
... Legacy mines are areas where mining activities happened in the past, but there is no security in place.
This means that the area was either never secured or the previous security has been fully spent...
https://nt.gov.au/industry/mining/legacy-mines-remediation/l...
https://www.google.es/search?q="minas sin restaurar"&sca_esv...
Austria
Retd.T&I, Barrister & Austro-Advokat
Native in: English (Variants: British, Scottish) 
Works in: Spanish to English, English to Spanish, French to English, and 5 more.
suelo contaminado por actividades mineras
Un gran legado de la minería en Chile ha sido además la riqueza de sus campamentos, levantados en antaño en la cercanía de las áreas productivas.
Legacy sites are areas contaminated by residual radioactive material deriving from past activities or events that may pose risks to health and safety or the environment, and present technical or administrative challenges to timely remediation
http://www.proz.com/kudoz/english-to-spanish/mining-minerals-gems/6479045-legacy-mine.html
http://www.proz.com/kudoz/english-to-spanish/environment-ecology/5057015-legacy-site.html
Discussion