mineral specimens
rare minerals
mineral dealer
systematic minerals
Black Hills minerals
fine minerals
mineral dealer
Dana minerals
IMA minerals
mineral collections
rock and minerals
gem crystal
0 item @ $0.00  

Phosphosiderite with Strengite

#53800

Phosphosiderite with Strengite

#53800
Availability
Available
Price
$60.00
Size
6.5 x 6 x 2.5 cm - Sm Cabinet 
Formula
Fe3+PO4·2H2O (RRUFF)
Locality
Bull Moose mine, Custer Co., South Dakota, United States
Tagged
phosphate , pegmatite mineral

Rasberry red prismatic crystals of Phosphosiderite to 2mm lining a Barbosalite vug with a little purple, prismatic Strengite. The back side is loaded with granular Pyrite. 

Phosphosiderite

Formula
Fe3+PO4·2H2
Crystal System
Monoclinic 
Crystal Habit
Encrustations, Spherical 
Cleavage
Perfect, Distinct, None 
Luster
Vitreous (Glassy) 
Color
colorless, purple, pink, red, red violet 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Uneven 
Hardness
3.5-4 

Data courtesy of Webmineral.

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2020 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map