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0 item @ $0.00  

Mixed Minerals

Friday, 31 July 2020 08:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including aragonite, and perovskite and more from places like Mapimi dist., Durango, Mexico, and Långharsholmen, Alnö, Sundsvall, Västernorrland, Sweden.

Aragonite

#AH53786
Locality
Mapimi dist., Durango, Mexico 
Formula
CaCO3 
Availability
Available
Price
$195.00
Size
22 x 12 x 13 cm - Cabinet 
Tagged
carbonate  

Large specimen of snow white cloud-like and plumose crystal formations of Aragonite. It is fascinating just to hold this in your hands and marvel over the formations.

Because of the size and weight of the specimen, an additional charge is calculated into the shipping cost. Exact costs will be determined at the post office and a refund or a request for more funds will be issued.


Aragonite

Formula
CaCO3 
Crystal System
Orthorhombic 
Crystal Habit
Pseudo Hexagonal, Columnar, Fibrous 
Cleavage
Distinct, None, None 
Luster
Vitreous (Glassy) 
Color
colorless, white, gray, yellowish white, reddish white 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Sub Conchoidal 
Hardness
3.5-4 
Collection
Arnold G Hampson Collection
Mineralpedia
View Aragonite
On Dakota Matrix
Previously Sold Aragonite
On Dakota Matrix
Other Available Aragonite
WebMineral
View Aragonite
Mindat
View Aragonite

Perovskite

var. knopite - #PD53752
Locality
Långharsholmen, Alnö, Sundsvall, Västernorrland, Sweden 
Formula
CaTiO3 
Availability
Available
Price
$75.00
Size
8 x 4.5 x 4 cm - Sm Cabinet 

Knopite is a variety of perovskite rich in cerium. The crystals are reddish brown and dypramidal to about 1mm and are quite nice. 


Perovskite

Formula
CaTiO3 
Crystal System
Orthorhombic 
Crystal Habit
Reniform, Pseudo Cubic, Pseudo Hexagonal 
Cleavage
Good, Good, Good 
Luster
Sub Metallic 
Color
black, reddish brown, pale yellow, yellowish orange 
Streak
grayish white 
Class
Orthorhombic - Dipyramidal 
Fracture
Conchoidal 
Hardness
5.5 
Collection
Don Phillips Collection

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