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0 item @ $0.00  

Mixed Minerals

Friday, 04 June 2021 05:00 PM

Introducing the "Mixed Minerals" gallery which is part of our New Additions galleries. This gallery contains mineral specimens for sale including herderite, and kuksite and more from places like Galiléia, Doce Valley, Minas Gerais, Brazil, and Black Pine mine, Philipsburg, Granite Co., Montana, United States.

Herderite

#BN55887
Locality
Galiléia, Doce Valley, Minas Gerais, Brazil 
Formula
CaBePO4
Availability
Available
Price
$45.00
Size
4 x 1.2 x 1.5 cm - Miniature 
Tagged
phosphate , beryllium , pegmatite mineral  

Two crystals 8mm and 12mm on matrix. 


Herderite

Formula
CaBePO4
Crystal System
Monoclinic 
Cleavage
Indistinct, None, None 
Luster
Vitreous (Glassy) 
Color
white, yellowish white, greenish white 
Streak
white 
Class
Monoclinic - Prismatic 
Fracture
Sub Conchoidal 
Hardness
Collection
Dr. Buford Nichols Collection
Mineralpedia
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On Dakota Matrix
Previously Sold Herderite
On Dakota Matrix
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Kuksite

with Silver &Tyrolite - #55908
Locality
Black Pine mine, Philipsburg, Granite Co., Montana, United States 
Formula
Pb3Zn3Te6+O6(PO4)2 
Availability
Available
Price
$125.00
Size
4.5 x 4.5 x 3.5 cm - Miniature 
Tagged
phosphate , tellurium  
Special Info
EDS Confirmed 

Little white pearly crystal groups of Kuksite to less than 0.5mm. The specimen is brecciated with Silver occuring in the cracks here-and-there. There is also minor Tyrolite.


Kuksite

Formula
Pb3Zn3Te6+O6(PO4)2 
Crystal System
Orthorhombic 
Crystal Habit
Tabular 
Cleavage
Perfect, None, None 
Luster
Adamantine 
Color
gray 
Streak
white 
Class
Orthorhombic - Dipyramidal 
Fracture
Brittle 
Hardness
Special Info
EDS Confirmed
Mineralpedia
View Kuksite
On Dakota Matrix
Previously Sold Kuksite
On Dakota Matrix
Other Available Kuksite
WebMineral
View Kuksite
Mindat
View Kuksite

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