{"accessLevel": "public", "bureauCode": ["010:12"], "contactPoint": {"@type": "vcard:Contact", "fn": "Nadine M Piatak", "hasEmail": "mailto:npiatak@usgs.gov"}, "description": "Electron microprobe analyses of sphalerite (ZnS) were collected on samples from current or past mining operations in the USA with a specific focus on germanium (Ge), a byproduct critical mineral recovered from sphalerite.\nData and methods reported are part of a research study published here: \nHayes SM, McAleer RJ, Piatak NM, White SJO, Seal RR II (2023), A novel nondestructive workflow for examining germanium and co-substituents in ZnS. Front. Earth Sci. 11:939700. doi: 10.3389/feart.2023.939700", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://doi.org/10.5066/P94PW7EX", "description": "Landing page for access to the data", "format": "XML", "mediaType": "application/http", "title": "Digital Data"}, {"@type": "dcat:Distribution", "description": "The metadata original format", "downloadURL": "https://data.usgs.gov/datacatalog/metadata/USGS.62fa71edd34e25bd092879ad.xml", "format": "XML", "mediaType": "text/xml", "title": "Original Metadata"}], "identifier": "http://datainventory.doi.gov/id/dataset/USGS_62fa71edd34e25bd092879ad", "keyword": ["Alaska", "Cenozoic Era", "Germanium", "Hemimorphite", "Holocene Epoch", "Mine wastes", "Quaternary Period", "Sphalerite", "Tennessee", "USGS:62fa71edd34e25bd092879ad", "Washington"], "modified": "2023-01-10T00:00:00Z", "publisher": {"@type": "org:Organization", "name": "U.S. Geological Survey"}, "spatial": "-163.0223, 36.0648, -83.7028, 68.1824", "theme": ["geospatial"], "title": "Electron microprobe analyses of sphalerite from Central and East Tennessee mining districts, the Red Dog mining district (AK), and the Metaline mining district (WA)"}