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Vivianite with Hureaulite & Rockbridgeite

#PD55068

Vivianite with Hureaulite & Rockbridgeite

#PD55068
Availability
Sold
Size
7 x 6 x 4 cm - Sm Cabinet 
Formula
Fe2+3(PO4)2·8H2O (RRUFF)
Locality
Hagendorf-Süd, Oberpfälzer Wald, Bavaria, Germany
Tagged
phosphate , pegmatite mineral

Blue powdery Vivianite with light pink Hureualite crystals to 4mm and the compact, fibrous Rockbridgeite in most of the matrix.

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.

Collection
Dr. Buford Nichols Collection
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