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2000. This raster dataset depicts the average number of hectares per land-area of a gridcell for millet crops. Data quality categories include (0= missin... University of Minnesota. Institute on the Environment.
2000. This raster dataset represents total millet crop production in metric tons. Harvested area in hectares was multiplied by yield per hectare to creat... University of Minnesota. Institute on the Environment.
2003. This point shapefile depicts mine locations in the nine county San Francisco Bay Area Region, California. This coverage defines the feature name fo...
2015. Garcia, Paul and Price, Matt. This polygon shapefile contains state mineral classifications in County of Santa Cruz, California. The State Geologist classifies mineral lands sol... County of Santa Cruz Information Services Department.
1959. Powell, Susan and Navarro, Fernando. This point dataset represents the general locations of mineral deposits in Mongolia in 1959. Minerals included are: gold, iron ore, lead, salt, flu... UC Berkeley Library.
1943. Powell, Susan and Navarro, Fernando. This point dataset represents the major mineral deposits in and near Mongolia in 1943. The features were described on the source map as "Mineral de... UC Berkeley Library.
2015. Garcia, Paul and Price, Matt. This polygon shapefile depicts boundaries for state mineral designation areas in the County of Santa Cruz, California. These Areas contain mineral ... County of Santa Cruz Information Services Department.
2004. California State Department of Conservation Division of Mines and Geology. Mineral Resource Preservation Sites created through parcel numbers provided by the California State Department of Conservation Division of Mines an... San Rafael (Calif.). County Of Marin.
2015. Monterey County (Calif.). This polygon shapefile contains areas classified as mineral resource zones within Monterey County, California. Zones are classified 1-4, where:MRZ ... Monterey County (Calif.).
1999. Rosenberg, Lewis I. This polygon shapefile contains the distribution of Mineral Resource Zones for Monterey County, California. Construction minerals such as sand, gra... Monterey County (Calif.). Planning Department.