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Satterlyite with Pyrite and Vivianite

#56689

Satterlyite with Pyrite and Vivianite

#56689
Availability
Sold
Size
5 x 5 x 3 cm - Miniature 
Formula
(Fe2+,Mg,Fe3+)12(PO3OH)(PO4)5(OH,O)6 (RRUFF)
Locality
Big Fish River, Dawson dist., Yukon Territory, Canada
Tagged
phosphate

Lustrous black wavy crystals of Satterlyite in a group to 2cm. The matrix is lustrous Wolfeite which Pyrite crystals (0.8mm) and dark blue Vivianite.

Satterlyite

Formula
(Fe2+,Mg,Fe3+)12(PO3OH)(PO4)5(OH,O)6 
Crystal System
Trigonal 
Crystal Habit
Radial, Aggregates, Nodular 
Cleavage
None, None, None 
Luster
Vitreous (Glassy) 
Color
light brown, light yellow 
Streak
light yellow 
Class
Trigonal - Ditrigonal Pyramidal 
Hardness
4.5-5 

Data courtesy of Webmineral.

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