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Recently Released New Additions

Mixed Minerals

Friday, 12 May 2023 05:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including albite, ferristrunzite, homilite, kolbeckite, metaswitzerite, and meurigite-k and more from places like Organ dist., Dona Ana Co., New Mexico, United States, Mont-des-Groseillers, Blaton, Mons, Henegouwen, Belgium, Stokkøya, Langesundsfjorden, Larvik, Vestfold, Norway, Christy dep., Magnet Cove, Hot Spring Co., Arkansas, United States, Iron Knob, Eyre Peninsula, South Australia, Australia, and Sapucaia mine, Galileia, Doce valley, Minas Gerais, Brazil.

Albite - 61670
Albite - 61670

Albite

on Orthoclase - #61670
Locality
Organ dist., Dona Ana Co., New Mexico, United States 
Formula
NaAlSi3O8 
Availability
Available
Price
$75.00
Size
11.5 x 9 x 6.5 cm - Cabinet 
Tagged
pegmatite mineral  

Thick tabular crystals of Albite overgrown on pink Orthoclase.


Albite

Formula
NaAlSi3O8 
Crystal System
Triclinic 
Crystal Habit
Blocky, Striated, Granular 
Cleavage
Perfect, Good, None 
Luster
Vitreous (Glassy) 
Color
white, gray, greenish gray, bluish green, gray 
Streak
white 
Class
Triclinic - Pinacoidal 
Fracture
Uneven 
Hardness
7 
Mineralpedia
View Albite
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Previously Sold Albite
On Dakota Matrix
Other Available Albite
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Ferristrunzite - BAC61669
Ferristrunzite - BAC61669

Ferristrunzite

#BAC61669
Locality
Mont-des-Groseillers, Blaton, Mons, Henegouwen, Belgium 
Formula
Fe3+Fe3+2(PO4)2(OH)3·5H2O 
Availability
Available
Price
$85.00
Size
5 x 3 x 2 cm - Miniature 
Tagged
phosphate  

White radiating, fibrous Ferristrunzite groups to 2mm.


Ferristrunzite

Formula
Fe3+Fe3+2(PO4)2(OH)3·5H2O 
Crystal System
Triclinic 
Crystal Habit
Acicular, Aggregates 
Cleavage
Good, None, None 
Luster
Vitreous (Glassy) 
Color
brownish yellow, light yellow 
Streak
light yellow 
Class
Triclinic 
Hardness
4 
Mineralpedia
View Ferristrunzite
On Dakota Matrix
Previously Sold Ferristrunzite
On Dakota Matrix
Other Available Ferristrunzite
WebMineral
View Ferristrunzite
Mindat
View Ferristrunzite
Homilite - 50223
Homilite - 50223

Homilite

#50223
Locality
Stokkøya, Langesundsfjorden, Larvik, Vestfold, Norway 
Formula
Ca2Fe2+B2Si2O10 
Availability
Available
Price
$35.00
Size
1.3 x 1 x 0.5 cm - Thumbnail 
Special Info
Type Locality 

Black, vitreous, crystal grain showing no crystal faces to 8mm.


Homilite

Formula
Ca2Fe2+B2Si2O10 
Crystal System
Monoclinic 
Crystal Habit
Tabular 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
black, blackish brown 
Class
Monoclinic - Prismatic 
Fracture
Brittle 
Hardness
5 
Special Info
Type Locality
On Dakota Matrix
Previously Sold Homilite
On Dakota Matrix
Other Available Homilite
WebMineral
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Mindat
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Kolbeckite - 61665
Kolbeckite - 61665

Kolbeckite

#61665
Locality
Christy dep., Magnet Cove, Hot Spring Co., Arkansas, United States 
Formula
ScPO4·2H2O 
Availability
Available
Price
$35.00
Size
2 x 1.2 x 1.1 cm - Thumbnail 
Tagged
phosphate  

Yellow tabular crystal to 1mm.


Kolbeckite

Formula
ScPO4·2H2O 
Crystal System
Monoclinic 
Crystal Habit
Spherical 
Cleavage
Good, Indistinct, Indistinct 
Luster
Vitreous - Pearly 
Color
blue gray, colorless, greenish white, yellowish, light blue 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Brittle - Conchoidal 
Hardness
5 
Mineralpedia
View Kolbeckite
On Dakota Matrix
Previously Sold Kolbeckite
On Dakota Matrix
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Metaswitzerite - BAC61676
Metaswitzerite - BAC61676

Metaswitzerite

#BAC61676
Locality
Iron Knob, Eyre Peninsula, South Australia, Australia 
Formula
Mn2+3(PO4)2·4H2O 
Availability
Available
Price
$55.00
Size
3 x 2 x 1.5 cm - Thumbnail 
Tagged
phosphate  

White to pink platy crystals of Metaswitzerite to 3mm.


Metaswitzerite

Formula
Mn2+3(PO4)2·4H2O 
Crystal System
Monoclinic 
Cleavage
Perfect, Distinct, None 
Luster
Pearly 
Color
brown, golden brown, light yellow brown, light pink 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Micaceous 
Hardness
2.5 
Collection
William & Anne Cook Collection
On Dakota Matrix
Previously Sold Metaswitzerite
On Dakota Matrix
Other Available Metaswitzerite
WebMineral
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Mindat
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Meurigite-K - BAC61666
Meurigite-K - BAC61666

Meurigite-K

on Cryptomelane - #BAC61666
Locality
Sapucaia mine, Galileia, Doce valley, Minas Gerais, Brazil 
Formula
[K(H2O)2.5][Fe3+8(PO4)6(OH)7]·4H2O 
Availability
Available
Price
$45.00
Size
2 x 1 x 0.5 cm - Thumbnail 
Tagged
phosphate  

Fuzzy-looking spheroidal crystal groups to 0.25mm. Very rich coverage front and backside.


Meurigite-K

Formula
[K(H2O)2.5][Fe3+8(PO4)6(OH)7]·4H2O 
Crystal System
Monoclinic 
Crystal Habit
Tabular, Spherical 
Cleavage
Good, None, None 
Luster
Silky 
Color
white, cream, yellowish brown, pale yellow, canary yellow 
Streak
pale yellowish white 
Class
Monoclinic - Prismatic 
Hardness
3 
Collection
William & Anne Cook Collection
Mineralpedia
View Meurigite-K
On Dakota Matrix
Previously Sold Meurigite-K
On Dakota Matrix
Other Available Meurigite-K
WebMineral
View Meurigite-K
Mindat
View Meurigite-K

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