VIVIANITE Fe3(PO4)2.8H2O Monoclinic

  

Description: Vivivanite is an iron phosphate mineral found in bladed crystals and clusters of an intense blue to green color. It can form in a variety of environments such as a sedimentary precipitate or in hydrothermal veins.

RUSK COUNTY: Bladed clusters of tiny crystals of a deep green color were found in the oxidized zone of the Flambeau Copper Mine, near Ladysmith. (Buchholz, pers. com.)

 

vivianite

 

Vivianite, with metavivianite coating, Flambeau Mine, Rusk County, WI. Crystals about 1 mm. across. Dan Behnke photograph and specimen.

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