Iron King Mine, Santa Maria Mining District, Buckskin Mountains, La Paz County, Arizona, USA
Hematite - the blue color is as shot and is the result of an iridescent tarnish giving it a bright blue color most noticeably on the edges. There are several spots in the image that show a deep red as the crystals are thin enough to transmit some light. Doug Merson photo and collection.
© 4/2017 Douglas Merson
Iridescent "specular" hematite. Image is 1.5cm across. Photographed by and in the collection of Kyle Eastman
© Kyle Eastman