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.
Boston is the most expensive city for renters. 1  Cambridge: Trailing only the city of Boston, Cambridge has the 2nd highest rent prices in the metro. 2  Newton: Newton is the 3rd most expensive city for renters in the Boston metro.