Metal Mine Site 2739, primarily known as Black Hump, is located in Mason County, Washington. The primary commodity is manganese. Assays for this site are in Bulletin 37. Production information is in Bulletin 37.
Summary
Metal Mine Site 2739, primarily known as Black Hump, is located in Mason County, Washington. The primary commodity is manganese. Assays for this site are in Bulletin 37. Production information is in Bulletin 37.
Information in this record may be accessed through our data download page at: http://www.dnr.wa.gov/ResearchScience/GeologyEarthSciences/Pages/Home.aspx and by following the direct links to the documents and databases provided for this record.
