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Agate from Houghton County, Michigan, USA

07947900017059182719659.jpg
Agate, etc.

Wolverine No. 2 shaft, Wolverine Mine, Wolverine, Calumet Township, Houghton County, Michigan, USA
04309870014947205101476.jpg
Agate

St. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
04233260015226898245709.jpg
Agate

St. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
08929120017056770224616.jpg
Agate, etc.

St. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
09595680017055937741119.jpg
Agate, etc.

Wolverine No. 2 shaft, Wolverine Mine, Wolverine, Calumet Township, Houghton County, Michigan, USA
02327640017056797474057.jpg
Agate

St. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
03720420017056797478781.jpg
Agate

St. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
02921030017056770219094.jpg
Agate, etc.

St. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
01725160017056422503804.jpg
Agate, etc.

Wolverine No. 2 shaft, Wolverine Mine, Wolverine, Calumet Township, Houghton County, Michigan, USA
04309870014947205101476.jpg
Agate

St. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
04894800014947730177853.jpg
Agate

St. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
08929120017056770224616.jpg
Agate, etc.

St. Louis Mine Exploration, Schoolcraft Township, Houghton County, Michigan, USA
USA
 
  • Michigan
    • Houghton County
      • Calumet Township
        • Calumet
          • Calumet & Hecla Mine
Rosemeyer, T. 2011 New from the Keweenaw: Part 4 - Recent Mineral Finds in Michigan's Copper Country. Rocks & Minerals 86:205-227
Yalmer Primeau collection
        • Wolverine
Gems and Minerals of America-Jay Ellis Ransom-1974
Rosemeyer, T. (2011) New from the Keweenaw: Part 4 - Recent Mineral Finds in Michigan's Copper Country. Rocks & Minerals: 86(3): 205-227
Rosemeyer, T. (2007) The Kearsarge: Copper-bearing Amygdaloidal Lode. Houghton and Keweenaw Counties, Michigan. Rocks & Minerals: 82(4): 276-297.
      • Hancock Township
[var. Lake Superior Agate]
      • Hancock
Yalmer Primeau collection
      • Osceola Township
Larry Maltby, based on recent collecting by Tom Rosemeyer at the La Salle Mine.
      • Schoolcraft Township
Yalmer Primeau collection
Heinrich, E. W., Robinson, George Willard (2004) Mineralogy of Michigan (2nd ed.) A.E. Seaman Mineral Museum and Michigan Technological University. 252pp.
 
Mineral and/or Locality  
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