What is another word for backed salt mines?
Pronunciation: [bˈakt sˈɒlt mˈa͡ɪnz] (IPA) 
There are a number of synonyms for the phrase "backed salt mines," each providing a slightly different connotation or context. One option might be "supported mineral quarries," which suggests a more general and industrial approach to mining. Another possibility could be "funded brine excavations," which specifically references the process of extracting salt from underground brine sources. "Financed rock salt operations" is another option, which emphasizes the financial backing necessary to pursue such endeavors. Whatever the phrasing, it's clear that salt mines require significant investment and effort to operate, and are an important source of many of the minerals we rely on in our daily lives.
