Global distribution of selected mines, deposits, and districts of critical minerals
Approximate locations and short descriptions of mines, deposits, and districts where critical minerals are found. The critical minerals are discussed in USGS Professional Paper 1802 many of these locations are described in further detail in that report.
An index to PGE-Ni-Cr deposits and occurrences in selected mineral-occurrence databases (web-accessible database)
A compendium of references to previously published databases and database records that describe PGE, nickel, and chromium deposits and occurrences. These data show where to obtain more detailed information about each deposit or occurrence.