St. John

hydrologic subregion
St. John (1 items)
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National Geochemical Database on Ore Deposits: Legacy data

Chemistry and geologic information for nearly 30,000 historic ore and ore-related rock samples from mineral deposits and mining districts in the United States. Data are provided in Microsoft Access and CSV formats.

Ground-based gamma spectrometry data collected in northern Maine

Radiometric (gamma spectrometry) measurements made during walking surveys in this area. Data were collected over and in the vicinity of a radiometric thorium anomaly identified via an airborne survey. Data are provided in CSV format.