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Arrojadite-(Kfe) with Microcline

#DS44213

Arrojadite-(Kfe) with Microcline

#DS44213
Availability
Sold
Size
10 x 6 x 5 cm - Cabinet 
Formula
(KNa)Fe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2 (RRUFF)
Locality
Chandlers Mill quarry, Sullivan Co., New Hampshire, United States
Tagged
phosphate , pegmatite mineral

Granular crystalline mass of green potassium-iron Arrojadite, the most common Arrojadite found mostly in pegmatites. It is a primary phase and usually will not yield secondary phosphates. The type locality is shared between Nickel Plate pegmatite near Keystone, SD and the Serra Branca south of Pedra Lavrada and named after the Arrojado Ribeiro Lisboa a Brazilian geologist.  It forms a series with dickinsonite, which contains manganese.

Arrojadite-(KFe)

Formula
(KNa)Fe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2 
Crystal System
Monoclinic 
Class
Monoclinic - Domatic 
Hardness

Data courtesy of Webmineral.

Collection
Shultz Collection

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