White Pine Mine, White Pine, Ontonagon Co.. Michigan

27.8 x 6.6 x 0.9 cm
The width of the actual Copper is on;y 0.4 - there is a small attached piece of shale which makes the overall width of the specimen larger.

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A thin sheet of Copper which formed between layers of Nonesuch shale, some of which is still attached. This mine was famous for this type of material which some pieces reaching very large size (there is one on display at the Seaman musuem which is several feet across).

Condition: Very Good

Flaws: Some small tangs on the edges are bent/folded over.

From the George Katzmarek collection

This mineral is also found in the following galleries: Minerals From Michigan | Copper | Minerals Priced Between 50 and 99 Dollars