Plum Run Quarry, Adams Co., Ohio

7.8 x 6.4 x 4.3 cm

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Dark brown Sphalerite crystals with micro, dendritic Marcasite crystals on the surface. Specimens from this quarry are uncommon and this specimen is particularly large. The quarry has been closed for over 30 years and is now flooded and had been used recently for scuba diving lessons.

Condition: Fairly Good

Flaws: The crystals around the edges are incomplete. There is some minor wear on some of the edges.

This mineral is also found in the following galleries: Minerals From the United States | Sulfides and Sulfosalts | Minerals Priced Between 25 and 49 Dollars