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Lithologic sample index for sample specimens held by NBMG; features in the NBMG Subsurface Database, Great Basin Region (primarily Nevada). These data represent a multisource compilation of public-domain datasets blended by scientists and data management professionals at the Nevada Bureau of Mines and Geology, at the University of Nevada, Reno. See information source attributes for additional information on data provenance and attribution. Underlying database is a living compilation and is subject to periodic updates; please contact NBMG for static data references.<\/span><\/p><\/div><\/div><\/div>", "copyrightText": "© Copyright 2026 The University of Nevada, Reno. All Rights Reserved", "supportsTimeRelation": true }