This polygon shapefile contains areas classified as mineral resource zones within Monterey County, California. Zones are classified 1-4, where:MRZ 1 = Mineral Resource Zone where adequate information indicates that no significant mineral deposits are present or likely to be present.MRZ 2 = Mineral Resource Zone where adequate information indicates that significant mineral deposits are present, or there is a high likelihood of their presence and development should be controlled.MRZ 3 = Mineral Resource Zone where the significance of mineral deposits cannot be determined from the available data.MRZ 4 - Mineral Resource Zone where there is insufficient data to assign any other MRZ designation.This layer is part of a collection of GIS data for Monterey County in California. This dataset is intended for researchers, students, and policy makers for reference and mapping purposes, and may be used for basic applications such as viewing, querying, and map output production, or to provide a basemap to support graphical overlays and analysis with other spatial data. Monterey County, California. (2015). Mineral Resource Zones, Monterey County, California, 2015. Monterey County, Ca. Available at: http://purl.stanford.edu/fp804cr5490.