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  

Mixed Minerals

Friday, 03 February 2017 11:30 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including mooihoekite, rabbittite, stolzite, suredaite, and uranophane and more from places like Talnakh deposit, near Noril'sk, Russia, Jachymov, Erzgegirge, Bohemia, Czech Republic, Mundo Nuevo, La Libertad dept., Peru, Pirquitas Ag-Sn Deposit, Rinconada Dept., Jujuy, Argentina, and Silver Cliff mine, Lusk, Niobrara Co., Wyoming, United States.

Mooihoekite

with Talnakhite - #46345
Locality
Talnakh deposit, near Noril'sk, Russia 
Formula
Cu9Fe9S16 
Availability
Available
Price
$40.00
Size
2 x 1.5 x 1.5 cm - Thumbnail 
Tagged
sulfide , copper  

Tarnished purple, metallic crystal grains to 6mm with other sulfides. EDS. From Dr. Jaroslav Hyrsl stock.


Mooihoekite

Formula
Cu9Fe9S16 
Crystal System
Tetragonal 
Crystal Habit
Granular 
Luster
Metallic 
Color
brass yellow, dark purple, pink brown 
Streak
black 
Class
Tetragonal - Scalenohedral 
Hardness

Rabbittite

#46344
Locality
Jachymov, Erzgegirge, Bohemia, Czech Republic 
Formula
Ca3Mg3(UO2)2(CO3)6(OH)4·18H2
Availability
Available
Price
$275.00
Size
3.5 x 3.5 x 5 cm - Miniature 
Tagged
carbonate  
Special Info
Radioactive!! 
Special Info
EDS Confirmed 

Fabulous yellow crystals in clusters to 4mm. Excellent specimen. From Dr. Jaroslav Hyrsl stock.


Rabbittite

Formula
Ca3Mg3(UO2)2(CO3)6(OH)4·18H2
Crystal System
Monoclinic 
Crystal Habit
Efflorescences, Fibrous, Acicular 
Cleavage
Perfect, Perfect, Perfect 
Luster
Silky 
Color
pale green, greenish yellow 
Class
Monoclinic 
Fracture
Brittle 
Hardness
2.5 
Special Info
Radioactive!!
Special Info
EDS Confirmed

Stolzite

on Scheelite with Quartz - #46349
Locality
Mundo Nuevo, La Libertad dept., Peru 
Formula
PbWO4 
Availability
Available
Price
$175.00
Size
7 x 7 x 6 cm - Sm Cabinet 

Brown Scheelite crystals to 1.2cm coated with yellow Stolzite on Quartz.


Stolzite

Formula
PbWO4 
Crystal System
Tetragonal 
Crystal Habit
Crystalline - Coarse, Granular, Tabular 
Cleavage
Indistinct, Imperfect, None 
Luster
Adamantine - Resinous 
Color
reddish brown, yellowish brown, brown, greenish brown, gray 
Streak
white 
Class
Tetragonal - Dipyramidal 
Fracture
Brittle - Conchoidal 
Hardness
2.5-3 
Mineralpedia
View Stolzite
On Dakota Matrix
Previously Sold Stolzite
On Dakota Matrix
Other Available Stolzite
WebMineral
View Stolzite
Mindat
View Stolzite

Suredaite

#46346
Locality
Pirquitas Ag-Sn Deposit, Rinconada Dept., Jujuy, Argentina 
Formula
PbSnS3 
Availability
Available
Price
$325.00
Size
3.5 x 2 x 2 cm - Miniature 
Tagged
sulfide , tin  
Special Info
EDS Confirmed 
Special Info
Type & Only Locality 

Elongated bladed silvery Suredaite crystals to 5mm in matrix. Very rare mineral. Rich specimen from Dr. Jaroslav Hyrsl stock.


Suredaite

Formula
PbSnS3 
Crystal System
Orthorhombic 
Crystal Habit
Tabular, Prismatic 
Cleavage
Perfect, Perfect, Perfect 
Luster
Metallic 
Color
grayish black 
Streak
black 
Class
Orthorhombic - Dipyramidal 
Hardness
2.5-3 
Special Info
EDS Confirmed
Special Info
Type & Only Locality
Mineralpedia
View Suredaite
On Dakota Matrix
Previously Sold Suredaite
On Dakota Matrix
Other Available Suredaite
WebMineral
View Suredaite
Mindat
View Suredaite

Uranophane

#PD45949
Locality
Silver Cliff mine, Lusk, Niobrara Co., Wyoming, United States 
Formula
Ca(UO2)2(SiO3OH)2·5H2
Availability
Available
Price
$40.00
Size
6 x 4 x 3.5 cm - Sm Cabinet 

Crystalline impregnation of clastic quartz sandstone matrix. Radioactive.


Uranophane

Formula
Ca(UO2)2SiO3(OH)2*5(H2O) 
Crystal System
Monoclinic 
Crystal Habit
Radial, Earthy, Massive - Fibrous 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
yellow, yellow brown, yellow green, yellow orange, light yellow 
Streak
yellowish white 
Class
Monoclinic - Sphenoidal 
Fracture
Uneven 
Hardness
2.5 
Collection
Phillips Collection

All photos by Dakota Matrix and are Copyrighted © and may not be used without permission. Copyright © 2017 - Dakota Matrix Minerals, Inc. Privacy | Terms & Conditions | Site Map