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Mineral Resources On-Line Spatial Data

Interactive maps > Data download > Active mines and mineral plants in the US

Alphabetical index of database fields

A

Angular distance between the plane of a meridian east or west from the plane of the meridian of Greenwich. (Geographic location)
Angular distance measured on a meridian north or south from the equator. (Geographic location)

N

Name of the county in which the site is located. (Geographic location)
Name of the state or other locality in which the site is found. (Geographic location)

T

The mineral(s) and/or metal(s) produced or processed by the facility. (Commodities)
The name of the company which operates the facility. (Site characteristics)
The name of the facility. (Site characteristics)
Type of operation: P = Plant, M = Mine, M/P = both (Site characteristics)

U

Unique record identifier (Site identification)

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