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Recently Released Special Editions

Barium Silicates of CA

Friday, 05 April 2024 08:00 AM

Introducing the "Barium Silicates of CA" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including bigcreekite, gillespite, kampfite, pellyite and more from places like Esquire #7 claim, Big Creek, Fresno Co., California, United States, Esquire #1 claim, Rush Creek, Fresno Co., California, United States, Esquire #8 claim, Big Creek, Fresno Co., California, United States.

Bigcreekite - REW60029
Bigcreekite - REW60029

Bigcreekite

#REW60029
Locality
Esquire #7 claim, Big Creek, Fresno Co., California, United States 
Formula
BaSi2O5·4H2O 
Availability
Available
Price
$25.00
Size
2.5 x 1.5 x 1.5 cm - Thumbnail 
Tagged
Ba Silicates , barium  
Special Info
Type Locality 

Striated and colorless Bigcreekite.


Bigcreekite

Formula
BaSi2O5·4H2O 
Crystal System
Orthorhombic 
Crystal Habit
Tabular, Subhedral Crystals 
Cleavage
Perfect, Perfect, None 
Luster
Vitreous - Pearly 
Color
colorless, white 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
2-3 
Collection
Robert E. Walstrom collection
Special Info
Type Locality
Mineralpedia
View Bigcreekite
On Dakota Matrix
Previously Sold Bigcreekite
On Dakota Matrix
Other Available Bigcreekite
WebMineral
View Bigcreekite
Mindat
View Bigcreekite
Gillespite - REW63630
Gillespite - REW63630

Gillespite

#REW63630
Locality
Esquire #7 claim, Big Creek, Fresno Co., California, United States 
Formula
BaFe2+Si4O10 
Availability
Available
Price
$50.00
Size
3.3 x 2.5 x 2 cm - Miniature 
Tagged
Ba Silicates , barium  

Nice deep to bright red glassy plates of Gillespite to 6mm with Anandite(?).


Gillespite

Formula
BaFe2+Si4O10 
Crystal System
Tetragonal 
Crystal Habit
Aggregates 
Cleavage
Good, Good, Poor 
Luster
Vitreous (Glassy) 
Color
red 
Class
Tetragonal - Ditetragonal Dipyramidal 
Fracture
Brittle 
Hardness
4 
Collection
Robert E. Walstrom collection
Mineralpedia
View Gillespite
On Dakota Matrix
Previously Sold Gillespite
On Dakota Matrix
Other Available Gillespite
WebMineral
View Gillespite
Mindat
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Gillespite - REW63873
Gillespite - REW63873

Gillespite

#REW63873
Locality
Esquire #7 claim, Big Creek, Fresno Co., California, United States 
Formula
BaFe2+Si4O10 
Availability
Available
Price
$35.00
Size
4.5 x 2.5 x 2 cm - Miniature 
Tagged
Ba Silicates , barium  

Bright red crystals of Gillespite to 1mm in Anandite.


Gillespite

Formula
BaFe2+Si4O10 
Crystal System
Tetragonal 
Crystal Habit
Aggregates 
Cleavage
Good, Good, Poor 
Luster
Vitreous (Glassy) 
Color
red 
Class
Tetragonal - Ditetragonal Dipyramidal 
Fracture
Brittle 
Hardness
4 
Collection
Robert E. Walstrom collection
Mineralpedia
View Gillespite
On Dakota Matrix
Previously Sold Gillespite
On Dakota Matrix
Other Available Gillespite
WebMineral
View Gillespite
Mindat
View Gillespite
Kampfite - REW60388
Kampfite - REW60388

Kampfite

#REW60388
Locality
Esquire #1 claim, Rush Creek, Fresno Co., California, United States 
Formula
Ba12(Si11Al5)O31(CO3)8Cl5 
Availability
Available
Price
$45.00
Size
3 x 2 x .06 cm - Thumbnail 
Tagged
Ba Silicates , barium  
Special Info
Type Locality 

A string of bluish grains along a 6mm stretch of Kampfite in Sanbornite matrix.


Kampfite

Formula
Ba12(Si11Al5)O31(CO3)8Cl5 
Crystal System
Monoclinic 
Crystal Habit
Irregular Grains 
Cleavage
Good, None, None 
Luster
Vitreous (Glassy) 
Color
light blue gray 
Streak
white 
Class
Monoclinic - Domatic 
Fracture
Brittle - Uneven 
Hardness
3 
Collection
Robert E. Walstrom collection
Special Info
Type Locality
Mineralpedia
View Kampfite
On Dakota Matrix
Previously Sold Kampfite
On Dakota Matrix
Other Available Kampfite
WebMineral
View Kampfite
Mindat
View Kampfite
Pellyite - REW60444
Pellyite - REW60444

Pellyite

#REW60444
Locality
Esquire #8 claim, Big Creek, Fresno Co., California, United States 
Formula
Ba2CaFe2+2Si6O17 
Availability
Available
Price
$40.00
Size
4.5 x 2 x 2 cm - Miniature 
Tagged
Ba Silicates , barium  

Light brown to darker brown translucent vein to 1cm thick.


Pellyite

Formula
Ba2CaFe2+2Si6O17 
Crystal System
Orthorhombic 
Crystal Habit
Massive 
Cleavage
Indistinct, Indistinct, None 
Luster
Vitreous (Glassy) 
Color
colorless, light yellow 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Conchoidal 
Hardness
6 
Collection
Robert E. Walstrom collection
Mineralpedia
View Pellyite
On Dakota Matrix
Previously Sold Pellyite
On Dakota Matrix
Other Available Pellyite
WebMineral
View Pellyite
Mindat
View Pellyite
Pellyite - REW63869
Pellyite - REW63869

Pellyite

#REW63869
Locality
Esquire #8 claim, Big Creek, Fresno Co., California, United States 
Formula
Ba2CaFe2+2Si6O17 
Availability
Available
Price
$40.00
Size
3 x 2 x 2 cm - Thumbnail 
Tagged
Ba Silicates , barium  

Glassy brown veins in Quartz. It is probably an early stage mineral but some of the specimens transect Sanbornite foliations.


Pellyite

Formula
Ba2CaFe2+2Si6O17 
Crystal System
Orthorhombic 
Crystal Habit
Massive 
Cleavage
Indistinct, Indistinct, None 
Luster
Vitreous (Glassy) 
Color
colorless, light yellow 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Conchoidal 
Hardness
6 
Collection
Robert E. Walstrom collection
Mineralpedia
View Pellyite
On Dakota Matrix
Previously Sold Pellyite
On Dakota Matrix
Other Available Pellyite
WebMineral
View Pellyite
Mindat
View Pellyite

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