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0 item @ $0.00  

Mixed Minerals

Friday, 05 April 2019 06:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including alumoklyuchevskite, ferrilotharmeyerite, sakuraiite, sklodowskite, uzonite, and vismirnovite and more from places like Tolbachik Volcano, Kamchatka, Russia, Tsumeb mine, Tsumeb, Namibia, Ikuno mine, Ikuno-cho-ono, Asago City, Hyogo, Kinki, Honshu Island, Japan, Animas mine, Francisco Portillo, Santa Eulalia dist., Chihuahua, Mexico, Lăzăreşti, Harghita, Romania, and Mushiston deposit, Kaznok Valley, Pendzhikent, Tajikistan.

Alumoklyuchevskite

#50452
Locality
Tolbachik Volcano, Kamchatka, Russia 
Formula
K3Cu2+3AlO2(SO4)4 
Availability
Sold
Size
2 x 1.8 x 2 cm - Thumbnail 
Tagged
copper  
Special Info
Type Locality 
Special Info
XRD Confirmed 
Special Info
EDS Confirmed 

Tiny acicular green crystals throughout vuggy matrix. Rich. Dr. Igor Pekov specimen.


Alumoklyuchevskite

Formula
K3Cu2+3AlO2(SO4)4 
Crystal System
Monoclinic 
Crystal Habit
Acicular, Prismatic 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
dark green 
Streak
light green 
Class
Monoclinic - Sphenoidal 
Hardness
Special Info
Type Locality
Special Info
XRD Confirmed
Special Info
EDS Confirmed

Ferrilotharmeyerite

with Adamite - #50385
Locality
Tsumeb mine, Tsumeb, Namibia 
Formula
CaZnFe3+(AsO3OH)2(OH)3 
Availability
Sold
Size
3.5 x 1.5 x 2 cm - Miniature 
Tagged
arsenate  

The yellow may be Tsumcorite, but nonetheless and nice little specimen with green Adamite.


Ferrilotharmeyerite

Formula
CaZnFe3+(AsO3OH)2(OH)3 
Crystal System
Monoclinic 
Crystal Habit
Subhedral Crystals, Tabular, Wedge shaped 
Cleavage
Good, None, None 
Luster
Adamantine - Greasy 
Color
brownish yellow, yellow brown 
Streak
light yellow 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Uneven 
Hardness
SOLD
Sakuraiite - 50434
Sakuraiite - 50434

Sakuraiite

with Stannite - #50434
Locality
Ikuno mine, Ikuno-cho-ono, Asago City, Hyogo, Kinki, Honshu Island, Japan 
Formula
(Cu,Zn,Fe,In,Sn)S 
Availability
Sold
Size
1.0 x 0.7 x 0.8 cm - Thumbnail 
Tagged
sulfide , tin  
Special Info
Type Locality 

A small 1cm specimen of Stannite with microscopic inclusions of Sakuraiite. Acquired from Dr. Jaroslav Hyrsl.


Sakuraiite

Formula
(Cu,Zn,Fe,In,Sn)S 
Crystal System
Isometric 
Crystal Habit
Exsolution Inclusions, Microscopic Crystals 
Cleavage
None, None, None 
Luster
Metallic 
Color
greenish gray, greenish steel gray 
Streak
lead olive gray 
Class
Isometric 
Hardness
Special Info
Type Locality

Sklodowskite

in Gypsum - #50625
Locality
Animas mine, Francisco Portillo, Santa Eulalia dist., Chihuahua, Mexico 
Formula
Mg(UO2)2(SiO3OH)2·6H2
Availability
Available
Price
$175.00
Size
5.5 x 4.5 x 2 cm - Sm Cabinet 

Yellow Sklodowskite included in Gypsum.


Sklodowskite

Formula
Mg(UO2)2(SiO3OH)2·6H2
Crystal System
Monoclinic 
Crystal Habit
Prismatic 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
greenish yellow, light yellow 
Streak
yellow white 
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
2-3 
SOLD
Uzonite - 50440
Uzonite - 50440

Uzonite

#50440
Locality
Lăzăreşti, Harghita, Romania 
Formula
As4S5 
Availability
Sold
Size
2 x 2 x 1.5 cm - Thumbnail 
Tagged
sulfide  

Uzonite is a very rare arsenic sulfide. This is only the second world occurence. Crystals are microscopic and platy orange.


Uzonite

Formula
As4S5 
Crystal System
Monoclinic 
Crystal Habit
Microscopic Crystals, Prismatic 
Cleavage
Distinct, None, None 
Luster
Pearly 
Color
yellow 
Streak
yellow 
Class
Monoclinic - Prismatic 
Hardness
1.5 
On Dakota Matrix
Previously Sold Uzonite
On Dakota Matrix
Other Available Uzonite
WebMineral
View Uzonite
Mindat
View Uzonite
SOLD
Vismirnovite - 50497
Vismirnovite - 50497

Vismirnovite

#50497
Locality
Mushiston deposit, Kaznok Valley, Pendzhikent, Tajikistan 
Formula
ZnSn(OH)6 
Availability
Sold
Size
Micromount 
Tagged
tin  
Special Info
Type Locality 

Tiny 1mm green grain of this rare zinc-tin hydroxide. It occurs in only four localities worldwide. Tested and verified by Dr. Igor Pekov. 


Vismirnovite

Formula
ZnSn(OH)6 
Crystal System
Isometric 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
light yellow 
Streak
white 
Class
Isometric - Hexoctahedral 
Hardness
Special Info
Type Locality

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