Hematite on Psilomelane
specimen number:
1392175
location:
Montreal mine, Iron Co., Wisconsin, USA
description:
A grouping of thick stalactites of what is termed psilomelane, I think possibly cryptomelane, these covered with hematite. In super condition. This is a unique one-of-a-kind piece from this famous old locality. Really outstanding. The specimen comes with a previous collection label from Harry Roberson as shown at the end of the video. The specimen was figured in The Mineralogical Record, January, February, 2024 issue, page 98, figure 31. This was on public display at the Tucson, 2017 and Denver, 2023 shows.
Questions about this specimen?
Send an email
or call us: 314-341-1811.
See More
Related by Mineral (Hematite):
Hematite — Morocco
Origin: Imilchil, Midelt, Draa-Tafilalet, Morocco
Number: (2341435)
Size: 15.0 x 6.0 x 5.5 cm (large-cabinet)
Hematite — Switzerland
Origin: Cavradi gorge, Val Curnera, Tujetsch, Surselva, Grisons, Switzerland
Number: (2063329)
Size: 4.0 x 3.3 x 1.0 cm (miniature)
Hematite — China
Origin: Jinlong hill, Longchuan Co., Heyuan, Guangdong, China
Number: (9506651)
Size: 7.0 x 6.0 x 5.0 cm (small-cabinet)
Related by Location (Montreal mine):
Calcite — Wisconsin
Origin: Montreal Mine, Iron Co., Wisconsin, USA
Number: (2062080)
Size: 5.0 x 5.0 x 3.5 cm (miniature)
Barite — Wisconsin
Origin: Montreal mine, Iron Co., Wisconsin, USA
Number: (8811455)
Size: 7.5 x 5.0 x 3.0 cm (small-cabinet)
Rhodochrosite — Wisconsin
Origin: Montreal Mine, Iron Co., Wisconsin, USA
Number: (8311198)
Size: 4.0 x 2.5 x 2.0 cm (miniature)