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.
The most expensive cities in the world in 2017 are mostly in Asia. LONDON - Singapore remains the worldâs most expensive city to live in, a study showed on Tuesday, with two Japanese cities -- Tokyo and Osaka -- returning to the top 10 thanks to the strengthening of the yen. Almaty in Kazakhstan was the least expensive, followed by Lagos in recession-hit Nigeria. Only one U.S. city, New York, made the top 10 in the Economist Intelligence Unitâs twice-yearly âWorldwide Cost of Livingâ survey. It came in ninth, dropping two places on a slightly weaker dollar but still far higher than its No. 46 slot just five years ago.