Mineralpedia Details for Duftite
Named for Gustav Bernhard Tuft who was the General Manager at the Tsumcor (Tsumeb) mine in Tsumeb, Namibia where the mineral gets its type locality. Duftite is an uncommon mineral that occurs on oxidized hydrothermal base-metal deposits. Localities where the Duftite is abundant include in Namibia, Morocco, France, Germany, Russia, England, Mexico, the United States, and Australia, among many other minor localities.
Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/duftite.pdf
Duftite from Mt. Bonnie mine, Grove Hill, Northern Territory, Australia
Duftite-Beta from Tsumeb mine, Tsumeb, Namibia
Bright or grass green rosettes to 1mm.
Duftite from Moon Anchor mine, Maricopa Co., Arizona, United States
Light olive green spheroidal crystals to about 0.1mm on fibrous yellow Mimetite.
Duftite from Centennial Eureka mine, Tintic dist., Juab Co., Utah, United States
Rich specimen with deep, dark green, botryoidal or rough - rounded crystals to 1mm.
Duftite from Roosevelt mine, Custer Co., South Dakota, United States
Olive green to grey Duftite crystals, less than 1mm.
Duftite from Black Pine mine, Philipsburg, Granite Co., Montana, United States
Bright green micro crystals encrusting Quartz with minor yellow Mimetite.