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0 item @ $0.00  

Southeast US Phosphates

Thursday, 23 April 2020 08:00 PM

Introducing the "Southeast US Phosphates" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including strengite, wavellite and more from places like York mine, Polk Co., Arkansas, United States, Stuart Schmitt deposit, Dug Hill, Avant, Garland Co., Arkansas, United States.

Strengite

with Cacoxenite, Beraunite & Kidwellite - #BN53074
Locality
York mine, Polk Co., Arkansas, United States 
Formula
Fe3+PO4·2H2
Availability
Sold
Size
10 x 9 x 7 cm - Cabinet 
Tagged
phosphate  

This is a larger cabinet specimen. The pair to this was sold on a previous update. This half is the better specimen. It features huge groups of prismatic purple Strengite in stellate habit, that is, radiating like a star and measures 2.5cm across. Gracing both sides of the Strengite are golden hair-like crystals of Cacoxenite. 


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 
Collection
Dr. Buford Nichols Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Strengite
On Dakota Matrix
Other Available Strengite
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Wavellite

#DO53078
Locality
Stuart Schmitt deposit, Dug Hill, Avant, Garland Co., Arkansas, United States 
Formula
Al3(PO4)2(OH)3·5H2
Availability
Sold
Size
6 x 5 x 5 cm - Sm Cabinet 
Tagged
phosphate  

You might rank this Wavellite as exceptional once you hold it in your hand. The Wavellite cross-sections are a killer yellow to green. The largest is 1.3cm across. 


Wavellite

Formula
Al3(PO4)2(OH)3·5H2
Crystal System
Orthorhombic 
Crystal Habit
Stellate, Radial, Stalactitic 
Cleavage
Perfect, Good, None 
Luster
Vitreous - Pearly 
Color
blue, brown, brownish black, colorless, green 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Fibrous 
Hardness
3.5-4 
Collection
Don Owens Collection
Mineralpedia
View Wavellite
On Dakota Matrix
Previously Sold Wavellite
On Dakota Matrix
Other Available Wavellite
WebMineral
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Mindat
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Wavellite

#BN53111
Locality
Dug Hill, Avant, Garland Co., Arkansas, United States 
Formula
Al3(PO4)2(OH)3·5H2
Availability
Sold
Size
8 x 4.5 x 5 cm - Sm Cabinet 
Tagged
phosphate  

Spheroidal crystals of pastel green Wavellite to 1.3cm with cross-sections of concentrical green zones. Beautiful specimen.


Wavellite

Formula
Al3(PO4)2(OH)3·5H2
Crystal System
Orthorhombic 
Crystal Habit
Stellate, Radial, Stalactitic 
Cleavage
Perfect, Good, None 
Luster
Vitreous - Pearly 
Color
blue, brown, brownish black, colorless, green 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Fibrous 
Hardness
3.5-4 
Collection
Dr. Buford Nichols Collection
Mineralpedia
View Wavellite
On Dakota Matrix
Previously Sold Wavellite
On Dakota Matrix
Other Available Wavellite
WebMineral
View Wavellite
Mindat
View Wavellite

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