Mineral resource classification is the classification of mineral deposits based on their geologic certainty and economic value.
Here's a list of the top 10 most expensive cities in the country, ranked by average monthly rent for a single person: 1. San Francisco, $2,077. 2. New York City, $1,994. 3. Boston, $1,721. 4. Washington, D.C., $1,397. 5. Seattle, $1,288.
Singapore replaces Tokyo, which topped the list in 2013. Other cities making up the top five most expensive cities to live in are Paris, Oslo, Zurich and Sydney, with Tokyo falling to sixth place. The EIU's Worldwide Cost of Living Survey is a relocation tool that uses New York city as a base.