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Copper
Cubic copper crystal cluster, 2 cm, from the Keweenaw Peninsula, Michigan. Ex New York mineral dealer Hugh A. Ford (1885–1966), ex Richard A. Bideaux (1935–2004), ex Lawrence H. Conklin (1933–2016); Sean Finneson collection; Jeff Scovil photo.
S
Sean Finneson
Product details
Species
Copper
Locality
USA, Michigan, Keweenaw Peninsula
Publications
  • Mineralogical Record Refined Elegance page 49
Added on02/13/2026
Known provenance
Unknown date
Sean Finneson
Not disclosed—
Unknown date
Lawrence H. Conklin
Not disclosed—
Unknown date
Richard A. Bideaux
Not disclosed—
Unknown date
Hugh A. Ford
Not disclosed—
Species and Locality Wiki Pages
Copper
Copper
Copper
from Keweenaw Peninsula
Copper
Collectors of Copper from Keweenaw Peninsula
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