{
  "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)"
}