National Mine Map Repository - Color Changing Mug 11oz

The National Mine Map Repository (NMMR) is a comprehensive database managed by the U.S. Geological Survey (USGS). This repository contains detailed geospatial information about active and abandoned mines across the United States, including locations, dimensions, ownership details, mineral resources, and associated infrastructure. The NMMR serves as an essential resource for various industries, government agencies, academia, and the general public to make informed decisions regarding land use, environmental management, mineral exploration, and safety. The repository's primary goal is to ensure accurate, accessible, and up-to-date geospatial data on mines nationwide to enhance public safety and support responsible mining practices.