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
Checkout
0 item @ $0.00  
Home | My Cart | Login | Register

Recently Released Special Editions

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 pascoite, roscoelite, and rossite and more from places like Burro mine, Slick Rock dist., San Miguel Co., Colorado, United States, West Sunday mine, San Miguel Co., Colorado, United States, Veta Mad mine, San Miguel Co., Colorado, United States, Barlow Creek mine, Dolores Co., Colorado, United States, and Sunday #2 mine, Slick Rock, San Miguel Co., Colorado, United States.

SOLD
Pascoite - AH53929
Pascoite - AH53929

Pascoite

#AH53929
Locality
Burro mine, Slick Rock dist., San Miguel Co., Colorado, United States 
Formula
Ca3V5+10O28·17H2O 
Availability
Sold
Size
8.5 x 4.5 x 1.5 cm - Sm Cabinet 
Tagged
vanadium  

Excellent specimen with bright orange Pascoite.


Pascoite

Formula
Ca3V5+10O28·17H2O 
Crystal System
Monoclinic 
Crystal Habit
Granular, Encrustations 
Cleavage
Distinct, None, None 
Luster
Vitreous - Adamantine 
Color
yellow brown, yellow orange, red orange 
Streak
yellow 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
2.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Pascoite
On Dakota Matrix
Previously Sold Pascoite
On Dakota Matrix
Other Available Pascoite
WebMineral
View Pascoite
Mindat
View Pascoite
SOLD
Pascoite - AH54455
Pascoite - AH54455

Pascoite

#AH54455
Locality
West Sunday mine, San Miguel Co., Colorado, United States 
Formula
Ca3V5+10O28·17H2O 
Availability
Sold
Size
3 x 2.5 x 1.5 cm - Thumbnail 
Tagged
vanadium  

Bright orange Pascoite. Rich coverage.


Pascoite

Formula
Ca3V5+10O28·17H2O 
Crystal System
Monoclinic 
Crystal Habit
Granular, Encrustations 
Cleavage
Distinct, None, None 
Luster
Vitreous - Adamantine 
Color
yellow brown, yellow orange, red orange 
Streak
yellow 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
2.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Pascoite
On Dakota Matrix
Previously Sold Pascoite
On Dakota Matrix
Other Available Pascoite
WebMineral
View Pascoite
Mindat
View Pascoite
SOLD
Pascoite - AH54460
Pascoite - AH54460

Pascoite

#AH54460
Locality
Veta Mad mine, San Miguel Co., Colorado, United States 
Formula
Ca3V5+10O28·17H2O 
Availability
Sold
Size
7 x 5 x 4.5 cm - Sm Cabinet 
Tagged
vanadium  

Bright orange crusts.


Pascoite

Formula
Ca3V5+10O28·17H2O 
Crystal System
Monoclinic 
Crystal Habit
Granular, Encrustations 
Cleavage
Distinct, None, None 
Luster
Vitreous - Adamantine 
Color
yellow brown, yellow orange, red orange 
Streak
yellow 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
2.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Pascoite
On Dakota Matrix
Previously Sold Pascoite
On Dakota Matrix
Other Available Pascoite
WebMineral
View Pascoite
Mindat
View Pascoite
SOLD
Pascoite - AH54461
Pascoite - AH54461

Pascoite

#AH54461
Locality
Veta Mad mine, San Miguel Co., Colorado, United States 
Formula
Ca3V5+10O28·17H2O 
Availability
Sold
Size
12 x 6 x 4 cm - Cabinet 
Tagged
vanadium  

Bright efflorescent Pascoite coating matrix.


Pascoite

Formula
Ca3V5+10O28·17H2O 
Crystal System
Monoclinic 
Crystal Habit
Granular, Encrustations 
Cleavage
Distinct, None, None 
Luster
Vitreous - Adamantine 
Color
yellow brown, yellow orange, red orange 
Streak
yellow 
Class
Monoclinic - Prismatic 
Fracture
Conchoidal 
Hardness
2.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Pascoite
On Dakota Matrix
Previously Sold Pascoite
On Dakota Matrix
Other Available Pascoite
WebMineral
View Pascoite
Mindat
View Pascoite
SOLD
Roscoelite - AH54450
Roscoelite - AH54450

Roscoelite

#AH54450
Locality
Barlow Creek mine, Dolores Co., Colorado, United States 
Formula
KV3+2(Si3Al)O10(OH)2 
Availability
Sold
Size
8 x 5.5 x 4 cm - Sm Cabinet 
Tagged
vanadium  

Light yellow Roscoelite in sandstone.


Roscoelite

Formula
KV3+2(Si3Al)O10(OH)2 
Crystal System
Monoclinic 
Crystal Habit
Micaceous, Scaly, Massive 
Cleavage
Perfect, None, None 
Luster
Pearly 
Color
brown green, greenish brown, yellow green, dark brown, dark green 
Streak
greenish white 
Class
Monoclinic - Prismatic 
Hardness
2.5 
Collection
Arnold G Hampson Collection
Mineralpedia
View Roscoelite
On Dakota Matrix
Previously Sold Roscoelite
On Dakota Matrix
Other Available Roscoelite
WebMineral
View Roscoelite
Mindat
View Roscoelite
SOLD
Rossite - AH54446
Rossite - AH54446

Rossite

#AH54446
Locality
Sunday #2 mine, Slick Rock, San Miguel Co., Colorado, United States 
Formula
Ca(V5+O3)2·4H2O 
Availability
Sold
Size
7.5 x 3.5 x 3 cm - Sm Cabinet 
Tagged
vanadium  

Light yellow coatings on black grungy matrix.


Rossite

Formula
Ca(V5+O3)2·4H2O 
Crystal System
Triclinic 
Cleavage
Good, None, None 
Luster
Vitreous - Pearly 
Color
yellow 
Class
Triclinic - Pinacoidal 
Hardness
2-3 
Collection
Arnold G Hampson Collection
Mineralpedia
View Rossite
On Dakota Matrix
Previously Sold Rossite
On Dakota Matrix
Other Available Rossite
WebMineral
View Rossite
Mindat
View Rossite

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2023 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map