Manganese Collection

Franklinite, zinc ore
A granular rock composed of white calcite, dull green willemite, red zincite and black franklinite (Zinc Iron Manganese Oxide). See T00387 for a fluorescent view

Hawker Siddeley HS-125-1B - 522 ZS-MAN
Hawker Siddeley HS-125-1B/522 ZS-MAN (msn 25067), of S.A. Manganese. Date: circa 1973

Rhodochrosite which means rose-coloured comprises of (manganese carbonate). This specimen originates South Africa

Anthropomorphic jar. 13th-16th centuries. Spain
Anthropomorphic jar. 13th-16th centuries. Gothic. From Church of the Carmen. Regional Museum. Manresa. Spain

Plate. 13th-16th centuries. Spain
Plate with zoomorphic decoration. 13th-16th centuries. Gothic. Manresana ceramics. Regional Museum. Manresa. Spain

WW2 poster, Thank You Gold Coast! Your Manganese makes steel for fighting ships. Date: 1940s

Sir Robert A. Hadfield, Vanity Fair, WH
SIR ROBERT ABBOTT HADFIELD, 1st Baronet of Sheffield (1858 - 1940) English metallurgist, noted for his work with steel alloys and the invention of manganese steel and silicon steel

Manganese Mine, Insuta, Gold Coast, Ghana, West Africa. Discovered in 1915 when allies were in dire need of Manganese ore

M B & B Companys Manganese Bronze Propellers make history

Plate 10, fig 1 from Mineralienbuch
An illustration of an axinite mineral specimen. Plate 10, fig 1 from Mineralienbuch by F. A. Schmidt, Stuttgart 1855

Columbite
Specimen used by Charles Hatchett when he discovered niobium (then called columbium) and now called columbite in 1801. Mineral collection, the Natural History Museum

Rhodonite
A pink specimen of rhodonite (manganese iron magnesium calcium silicate). Rhodon is greek for rose. Specimen from the Natural History Museum, London

Spessartine comprises of (manganese aluminum silicate) and is found in metamorphic environments

Psilomelane
A bright black botryoidal mass of psilomelane. Psilomelane comprises of (barium manganese oxide hydroxide). Specimen from Monkstone mine, Brent Tor, Devon

Manganite (manganese oxide hydroxide), characterized by short prismatic crystals. This specimen is held at the Natural History Museum, London

Spessartine garnet
Spessartine comprises of (manganese aluminum silicate). A cut stone and crystal from the collections of the Natural History Museum, London

Braunite is a native oxide of manganese. Its crystals are dark brownish black in colour. Specimen from the Natural History Museum, London

Phosphophyllite comprises of (hydrated zinc iron manganese phosphate). Blue-green specimen from the collections of the Natural History Museum, London

Polished slab of rhodonite
A pink specimen of rhodonite (manganese iron magnesium calcium silicate). Rhodon is greek for rose

Poster depicting the sorting of manganese ore
Poster for the Empire Marketing Board, depicting the sorting of manganese ore

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