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Rockbridgeite with Hureaulite & Tavorite

#PD55046

Rockbridgeite with Hureaulite & Tavorite

#PD55046
Availability
Sold
Size
4.5 x 3.5 x 2.5 cm - Miniature 
Formula
Fe2+Fe3+4(PO4)3(OH)5 (RRUFF)
Locality
Hagendorf-Süd, Oberpfälzer Wald, Bavaria, Germany
Tagged
phosphate , pegmatite mineral

Very lustrous, black, compact fibous Rockbridgeite to 1cm with minor Tavorite and pink Hureaulite.

Rockbridgeite

Formula
Fe2+Fe3+4(PO4)3(OH)5 
Crystal System
Orthorhombic 
Cleavage
Perfect, Distinct, Distinct 
Luster
Vitreous - Dull 
Color
green, dark olive green, black, brownish green, reddish brown 
Streak
greenish gray 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Uneven 
Hardness
4.5 

Data courtesy of Webmineral.

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