Three distinct vugs host three different variations on the overall theme. Black Chalcedony, Blue Hemimorphite and Black Chalcedony-tinted Blue Hemimorphite each host crystals of Wulfenite, themselves covered in a sparkling Chalcedony. One of the spaces contains a dusting of Vanadinite.An endlessly compelling fine mineral specimen. Finch Mine, Keystone Gulch, Chilito, Hayden area, Banner Mining District, Gila County, Arizona, USA 2.75" x 1.75" x 3", 7.2 oz.