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Vivianite with Ludlamite

#50977

Vivianite with Ludlamite

#50977
Availability
Sold
Size
5.5 x 3.5 x 3 cm - Sm Cabinet 
Formula
Fe2+3(PO4)2·8H2O (RRUFF)
Locality
Palermo mine, Groton, Grafton Co., New Hampshire, United States
Tagged
phosphate , pegmatite mineral

Rich specimen for the blue, platy Vivianite crystals to 1.3mm with crystalline yellow-brown Ludlamite.

Vivianite

Formula
Fe2+3(PO4)2·8H2
Crystal System
Monoclinic 
Crystal Habit
Divergent, Concretionary, Earthy 
Cleavage
Perfect, None, None 
Luster
Vitreous - Pearly 
Color
colorless, green, blue, dark green, dark bluish green 
Streak
bluish white 
Class
Monoclinic - Prismatic 
Fracture
Sectile 
Hardness
1.5-2 

Data courtesy of Webmineral.

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