- Guarello Island
Guarello Island (Spanish: "Isla Guarello") is an island in
Madre de Dios Archipelago in Magallanes Region,Chile . Guarello Island is alimestone that also includesMadre de Dios Island . The island has the world's southernmost limestone mine. The island has reserves for 100 years, and 600,000 tons of limestone with amillesimal fineness of 96% ofCalcium carbonate are extracted each year. Half of the production is used in thesteel mill s ofHuachipato which also owns the mines. [http://www.minmineria.cl/pagina.php?seccion_id=248&sub_id=294]
Wikimedia Foundation. 2010.