Laurium Mine
Houghton County, Michigan, USA
Laurium mine was an underground copper mine in the well known Keweenaw Copper Mining District.
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The Laurium mine originally opened in 1907 and closed in around 1920.
It still has large spoil heaps, which are popular with micromount mineral collectors, particularly of copper minerals.
Minerals listed from the site include Analcime, Baryte, Calcite, Chalcocite, native Copper, Cuprite, Epidote, Hematite, Malachite, Pumpellyite, Quartz, and native Silver
Further reading
- Mindat lists 19 minerals from this location.
- The village of Laurium website has a short writeup on the mine.
If you are interested in other classic American locales we may have stock from the following locales.
American locales
Arkansas California Colorado
- Green River Formation (spanning areas of Colorado, Utah, and Wyoming.)
- Stoneham, Weld County, Colorado, USA
- Hat lease, Goldfield Mining District, Esmeralda County, Nevada, USA
- Virgin Valley, Humboldt County, Nevada, USA
- Cedar Hill Quarry, Lancaster County, Pennsylvania, USA
- Pottsville Formation, St. Clair, Schuylkill County, Pennsylvania, USA
- Iron Mountain, Pinto Iron Mining District, Iron Springs Mining District, Iron County, Utah, USA
- Topaz Mountain, Thomas Range, Juab County, Utah, USA
For the rest of our American stock, see below.