Psilomelane — Gallery · Minerals.net

Rounded Stalactitic Psilomelane — Ironwood, Gogebic County, Michigan

Mammilary Formations of Psilomelane — Ironwood District, Gogebic County, Michigan

Botryoidal Black Psilomelane — Kelly Bank Mine, Rockbridge County, Virginia

Bubbly, Botryoidal Psilomelane — Fourth of July Mine, Duncan, Ash Peak District, Greenlee Co., Arizona

Spherical Formations of Psilomelane — Galilea, Minas Gerais, Brazil

Sooty Psilomelane with Quartz — Orkney Islands, Scotland

Stalactitic Black Psilomelane Formations — Taouz, Er Rachidia, Meknes-Tafilalet, Morocco

Banded Formation of Psilomelane — New Mexico