Datolite, Centennial Mine #1/#2, Lake Superior Copper District, Houghton County, Michigan, ex. Louis Lafayette Collection #438, Small Cabinet, 4.5 x 6.0 x 7.5cm, $250. Online July 20.
White and pale minty green polished datolite from one of the rarer localities in the Copper Country for the species. Curved polished surface indicative of an older collection. Hairline fracture expertly repaired.