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Recently Released New Additions

Mixed Minerals

Sunday, 09 June 2024 06:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including pyrochlore, quartz, and sperrylite and more from places like Samiresy, Tritriva, Betafo, Vakinankaratra, Madagascar, Gobobsed Mtns., Brandberg, Erongo, Namibia, and Vermillion mine, Sudbury, Ontario, Canada.

Pyrochlore - BAC64212
Pyrochlore - BAC64212

Pyrochlore

var. urano - #BAC64212
Locality
Samiresy, Tritriva, Betafo, Vakinankaratra, Madagascar 
Formula
A2-mD2X6-w Z1-n 
Availability
Available
Price
$25.00
Size
0.8 x 0.6 x 0.5 cm - Thumbnail 

A subhedral complete crystal.


Pyrochlore

Formula
(Na,Ca)2Nb2O6(OH,F) 
Crystal System
Isometric 
Crystal Habit
Granular, Disseminated 
Cleavage
Indistinct, Indistinct, Indistinct 
Luster
Resinous - Greasy 
Color
brown, yellowish brown, yellow, greenish brown, reddish brown 
Streak
yellowish brown 
Class
Isometric - Hexoctahedral 
Fracture
Uneven 
Hardness
5-5.5 
Mineralpedia
View Pyrochlore
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Previously Sold Pyrochlore
On Dakota Matrix
Other Available Pyrochlore
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Quartz - 63378
Quartz - 63378

Quartz

var. amethyst sceptor - #63378
Locality
Gobobsed Mtns., Brandberg, Erongo, Namibia 
Formula
SiO2 
Availability
Available
Price
$275.00
Size
6 x 3 x 3 cm - Sm Cabinet 

A beautiful color zoned scepter Quartz crystal with purple to smoky colors. 


Quartz

Formula
SiO2 
Crystal System
Trigonal 
Crystal Habit
Crystalline - Coarse, Druse, Crystalline - Fine 
Cleavage
Indistinct, None, None 
Luster
Vitreous (Glassy) 
Color
brown, colorless, violet, gray, yellow 
Streak
white 
Class
Trigonal - Trapezohedral 
Fracture
Conchoidal 
Hardness
7 
Mineralpedia
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Previously Sold Quartz
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Other Available Quartz
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Sperrylite - 64221
Sperrylite - 64221

Sperrylite

#64221
Locality
Vermillion mine, Sudbury, Ontario, Canada 
Formula
PtAs2 
Availability
Available
Price
$35.00
Size
5 x 4 x 3 cm - Miniature 

Type locality Sperrylite. Not a crystal, just a broken silvery white crystal grain to 1mm.


Sperrylite

Formula
PtAs2 
Crystal System
Isometric 
Crystal Habit
Disseminated, Crystalline - Fine 
Cleavage
Indistinct, None, None 
Luster
Metallic 
Color
tin white 
Streak
black 
Class
Isometric - Diploidal 
Fracture
Conchoidal 
Hardness
6-7 
Mineralpedia
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On Dakota Matrix
Previously Sold Sperrylite
On Dakota Matrix
Other Available Sperrylite
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Mindat
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