HIFLD OPEN Refractory Abrasive and Other Industrial Mineral Operations
收藏ICPSR2025-01-01 更新2026-04-16 收录
下载链接：
https://www.datalumos.org/datalumos/project/240595/version/V1/view
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资源简介：
This map layer includes refractory, abrasive, and other industrial minerals operations in the United States. The data represent commodities covered by the Minerals Information Team (MIT) of the U.S. Geological Survey, and the operations are those considered active in 2003 and surveyed by the MIT. This is a revised version of the June 2004 map layer.The data is legacy and not expected to be updated. It is being provided as the best available until Mineral Resources identifies an alternative data source.
提供机构：
U.S. Geological Survey; Department of Homeland Security
创建时间：
2025-01-01
