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Colorado Plateau Minerals

Tuesday, 10 November 2020 06:00 PM

Introducing the "Colorado Plateau Minerals" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including chalcanthite, chalcopyrite, coconinoite, corvusite, and covellite and more from places like Posey mine, San Juan Co., Utah, United States, Happy Jack mine, White Canyon, San Juan Co., Utah, United States, Jomac mine, San Juan Co., Utah, United States, Parco mine, Grand Co., Utah, United States.

Chalcanthite

#AH54459
Locality
Posey mine, San Juan Co., Utah, United States 
Formula
CuSO4·5H2
Availability
Sold
Size
10 x 7.5 x 7 cm - Cabinet 
Tagged
copper  

Thick 1cm layer of Chalcanthite on one side with a thin veneer on the other.


Chalcanthite

Formula
CuSO4·5H2
Crystal System
Triclinic 
Crystal Habit
Encrustations, Stalactitic, Reniform 
Cleavage
Imperfect, Indistinct, Indistinct 
Luster
Vitreous (Glassy) 
Color
green, green blue, light blue, dark blue 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Conchoidal 
Hardness
2.5 
Collection
Arnold G Hampson Collection

Chalcopyrite

with Uraninite - #AH54453
Locality
Happy Jack mine, White Canyon, San Juan Co., Utah, United States 
Formula
Cu1+Fe3+S2 
Availability
Available
Price
$40.00
Size
4 x 3.5 x 1.5 cm - Miniature 
Tagged
sulfide , copper  
Special Info
Radioactive!! 

Rich specimen with golden Chalcopyrite impregnated through sandstone with black massive Uraninite. 


Chalcopyrite

Formula
Cu1+Fe3+S2 
Crystal System
Tetragonal 
Crystal Habit
Euhedral Crystals, Striated, Druse 
Cleavage
Indistinct, None, None 
Luster
Metallic 
Color
brass yellow, honey yellow 
Streak
greenish black 
Class
Tetragonal - Scalenohedral 
Fracture
Brittle 
Hardness
3.5 
Collection
Arnold G Hampson Collection
Special Info
Radioactive!!
SOLD
Coconinoite - AH54490
Coconinoite - AH54490

Coconinoite

#AH54490
Locality
Jomac mine, San Juan Co., Utah, United States 
Formula
Fe3+2Al2(UO2)2(PO4)4(SO4)(OH)2·20H2
Availability
Sold
Size
6.5 x 3.5 x 4 cm - Sm Cabinet 
Tagged
phosphate  

Faint yellow pulverulent masses on sandstone.


Coconinoite

Formula
Fe3+2Al2(UO2)2(PO4)4(SO4)(OH)2·20H2
Crystal System
Monoclinic 
Crystal Habit
Microscopic Crystals, Platy, Lath 
Color
yellow, cream yellow, light yellow 
Streak
white 
Class
Monoclinic 
Hardness
1-2 
Collection
Arnold G Hampson Collection
SOLD
Coconinoite - AH54491
Coconinoite - AH54491

Coconinoite

#AH54491
Locality
Jomac mine, San Juan Co., Utah, United States 
Formula
Fe3+2Al2(UO2)2(PO4)4(SO4)(OH)2·20H2
Availability
Sold
Size
4 x 3 x 3.5 cm - Miniature 
Tagged
phosphate  
Special Info
Radioactive!! 

Faint yellow or pulverulent coatings and masses on sandstone.


Coconinoite

Formula
Fe3+2Al2(UO2)2(PO4)4(SO4)(OH)2·20H2
Crystal System
Monoclinic 
Crystal Habit
Microscopic Crystals, Platy, Lath 
Color
yellow, cream yellow, light yellow 
Streak
white 
Class
Monoclinic 
Hardness
1-2 
Collection
Arnold G Hampson Collection
Special Info
Radioactive!!
SOLD
Corvusite - AH54464
Corvusite - AH54464

Corvusite

#AH54464
Locality
Parco mine, Grand Co., Utah, United States 
Formula
(Na,Ca,K)1-x(V5+,V4+,Fe2+)8O20·4H2
Availability
Sold
Size
8.5 x 6.5 x 3 cm - Sm Cabinet 
Tagged
vanadium  

Black massive specimen of Corvusite.


Corvusite

Formula
(Na,Ca,K)1-x(V5+,V4+,Fe2+)8O20·4H2
Crystal System
Monoclinic 
Crystal Habit
Fibrous, Massive - Lamellar 
Luster
Earthy (Dull) 
Color
brown, bluish black, greenish black 
Streak
bluish black 
Class
Monoclinic - Prismatic 
Hardness
2.5-3 
Collection
Arnold G Hampson Collection
SOLD
Covellite - AH54445
Covellite - AH54445

Covellite

#AH54445
Locality
Happy Jack mine, White Canyon, San Juan Co., Utah, United States 
Formula
CuS 
Availability
Sold
Size
3.5 x 2.5 x 2 cm - Miniature 
Tagged
sulfide , copper  

Purplish massive Covellite. There is probably some Covellite in association.


Covellite

Formula
CuS 
Crystal System
Hexagonal 
Crystal Habit
Platy, Foliated 
Cleavage
Perfect, None, None 
Luster
Metallic 
Color
indigo blue, light blue, dark blue, black 
Streak
black gray 
Class
Hexagonal - Dihexagonal Dipyramidal 
Fracture
Brittle 
Hardness
1.5-2 
Collection
Arnold G Hampson Collection
Mineralpedia
View Covellite
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On Dakota Matrix
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WebMineral
View Covellite
Mindat
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