Manganese Biominerals (Todorokite, Romanechite, Birnessite)
As recorded:
Chesapeake Bay, Calvert County, Maryland, USA
70mm x 10mm x 10mm
This is a Manganese Biominerals (Todorokite, Romanechite, Birnessite) from Chesapeake Bay, Calvert County, Maryland, USA. Chesapeake biominerals, including Hollandite, Todorokite, Romanechite, Birnessite, and other unusual manganese and iron species, form when metal-rich subsurface waters emerge from the face of the cliffs along the western shore of Chesapeake Bay.
Mineral(s)
ManganeseNone listed
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