Manganese Element 25

Basic information:

Solid manganese rock
  • Atomic weight: 54.938
  • Atomic number: 25
  • Symbol: Mn
  • Year discovered:
  • Density:
"Desert Varnish" is caused by oxidized manganese in rock formations in the American Southwest.

History of Mn:

Caption #1: Manganese Dioxide

Caption #2: Manganese Dioxide

Caption #3: MnO

Caption #3a: Striations in patterning

Credits:

Created with images by subarcticmike - "Gravity" • subarcticmike - "the new black" • Wolfgang Staudt - "The Silence" • James St. John - "Sphalerite-quartz (Chester County, Pennsylvania, USA)" • James St. John - "Sphalerite-quartz (Krushev Dol Mine, Madan Mining District, Bulgaria)" • five seventh - "Manganese dioxide" • James St. John - "Magnesio-foitite tourmaline (Antananarivo Province, Madagascar) 3"

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