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1 item @ $40.00  

Sailaufite

#BAC64300

Sailaufite

#BAC64300
Availability
Sold
Size
6 x 4 x 2.5 cm - Sm Cabinet 
Formula
(Ca,Na,□)2Mn3+3O2(AsO4)2CO3·3H2O (RRUFF)
Locality
Hartkoppe, Sailauf, Aschaffenburg dist., Bavaria, Germany
Tagged
arsenate

Tiny black crystals but mostly massive Sailaufite. Overall a good specimen for this rare arsenate species.

Type Locality

Sailaufite

Formula
(Ca,Na,[box])2Mn3+3O2(AsO4)2CO3·3H2
Crystal System
Monoclinic 
Crystal Habit
Tabular, Mammillary 
Cleavage
Perfect, None, None 
Luster
Vitreous (Glassy) 
Color
dark red brown, black 
Streak
brown 
Class
Monoclinic - Domatic 
Fracture
Brittle - Subconchoidal 
Hardness
3.5 

Data courtesy of Webmineral.

Collection
William & Anne Cook Collection
Special Info
Type Locality

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