AUTUNITE cluster with META-AUTUNITE rims
Daybreak Mine, near Franklin, Spokane County, Washington, USA
Specimen is 4.8 x 4 x 1.4 cm (1-7/8 x 1-9/16 x 9/16 in)
Second photo shows strong fluorescence under short-wave ultraviolet light.

Photo Copyright © 2013 Jeffrey M. Schwartz