20hhgd.is ((AGATE with COPPER, SILVER)), $100 MINIMUM BID, Wolverine Mine, Wolverine, Houghton County, Michigan, 2 x 1.5 x .8 cm, Thumbnail | |
Excellent rare Agate nodule with large lustrous Copper areas and small dots of lustrous Silver. Silver is hard to see with the naked eye but easy with reflections viewing with a loop. ex Glenn Davidson Collection. |