Sentence examples for closed mine from inspiring English sources
The company took notice of some international projects using closed mine sites and Kidston recalled the story of his great-great grandfather.
Potentially toxic metals, such as Cu, Pb and Zn, are leached from weathered rocks at many closed mine sites due to the acidic environments and mineralogical modifications.
glandulosa with a heavy metal resistance gene, ScYCF1 (yeast cadmium factor 1), which encodes a transporter that sequesters toxic metal(loid)s into the vacuoles of budding yeast, and tested these transgenic plants in soil taken from a closed mine site contaminated with multiple toxic metal(loid)s under greenhouse and field conditions.
In 2011, according to the Census Bureau, the population of Libby was just 2,625, and it was also home to a now closed mine that produced vermiculite, an ingredient in insulation, potting soil and fertilizers.
Uranium contamination from the closed mine reaches Ralston Creek, just north of Golden, which feeds into Ralston Reservoir -- a reservoir that supplies drinking water for 1.3 million Denver metro residents.
However, the mean concentration of maternal whole blood Mn was 2.4 μg/dL, which is higher compared to the level of our study population, and this difference was especially evident at the 95th percentile (4.1 μg/dL compared with 3.6 μg/dL in our study, data not shown), presumably because of potential environmental exposure related with the closed mine.
The conservative opposition Law and Justice party, meanwhile, has taken a populist tack, promising to reopen closed mines if it wins the autumn's parliamentary elections.
But De Beers, which is prohibited under its European Union antitrust agreement from stockpiling, closed mines in response to the glut in rough stones.
The industry's travails have closed mines and crimped tax revenue.
"Close your eyes as I close mine"?
In an interview with The Washington Post in 1992, Mr. Prosky said, "At an age when most men's options are closing, mine were opening".
