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0 item @ $0.00  

Pseudoboleite with Penfieldite

#BAC62440

Pseudoboleite with Penfieldite

#BAC62440
Availability
Sold
Size
5.5 x 4.5 x 3.5 cm - Sm Cabinet 
Formula
Pb31Cu24Cl62(OH)48 (RRUFF)
Locality
San Francisco mine, Sierra Gorda dist., Antofagasta, Chile

Vivid blue micro, less than 0.3mm, glassy, pseudo-cubic crystals of Pseudoboleite in masses from 5 to 10mm with numerous murky white prismatic crystals of Penfieldite with long pointed terminations to 2mm. Excellent specimen.

Pseudoboleite

Formula
Pb31Cu24Cl62(OH)48 
Crystal System
Tetragonal 
Crystal Habit
Pseudo Cubic 
Cleavage
Perfect, None, None 
Luster
Vitreous - Pearly 
Color
indigo blue 
Streak
light green 
Class
Tetragonal - Ditetragonal Dipyramidal 
Fracture
Uneven 
Hardness
2.5 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection

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