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  

Strengite with Cacoxenite on Beraunite

#BN53054

Strengite with Cacoxenite on Beraunite

#BN53054
Availability
Sold
Size
3.5 x 2 x 1.5 cm - Miniature 
Formula
Fe3+PO4·2H2O (RRUFF)
Locality
Three Oaks Gap, Polk Co., Arkansas, United States
Tagged
phosphate

A thumbnail size specimen of stunning perfection and beauty. The purple is naturally the Strengite crystals which have coalesced into spherical groups to 1.5mm. They are golden fibrous Cacoxenite which in turn are on red Beraunite. 

Keep in mind that these specimens are a thing of the past and are no longer collected or mined. The locality has been obliterated.

Strengite

Formula
Fe3+PO4·2H2
Crystal System
Orthorhombic 
Crystal Habit
Spherical, Radial, Botryoidal 
Cleavage
Good, Poor, None 
Luster
Vitreous (Glassy) 
Color
colorless, pale violet, deep violet, red, carmine red 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
3.5 

Data courtesy of Webmineral.

Collection
Dr. Buford Nichols Collection
Mineralpedia
View Strengite
On Dakota Matrix
Previously Sold Strengite
On Dakota Matrix
Other Available Strengite
WebMineral
View Strengite
Mindat
View Strengite

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