Matches in DBpedia 2014 for { ?s ?p The Bat Cave guano mine, located in the western Grand Canyon of Arizona at river mile 266, 800 feet (240 m) above Lake Mead, was an unusual, expensive and noteworthy mining operation. The natural cave was a bat habitat and contained an accumulation of guano.. }
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- Bat_Cave_mine abstract "The Bat Cave guano mine, located in the western Grand Canyon of Arizona at river mile 266, 800 feet (240 m) above Lake Mead, was an unusual, expensive and noteworthy mining operation. The natural cave was a bat habitat and contained an accumulation of guano.".
- Bat_Cave_mine comment "The Bat Cave guano mine, located in the western Grand Canyon of Arizona at river mile 266, 800 feet (240 m) above Lake Mead, was an unusual, expensive and noteworthy mining operation. The natural cave was a bat habitat and contained an accumulation of guano.".