Datolite, Lake Superior Copper District, Keweenaw Peninsula, Michigan, ex. Jim Bailey Collection #113, Medium Cabinet 4.5 cm x 10.0 cm x 18.0 cm, $500. Online Nov 2.
Beautifully polished datolite showing shades of white, light salmon pink, and taupe with localized reddish bands. Attributed to Lake Superior based on water-worn exterior. Choice.