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Parafransoletite with Roscherite

#64068

Parafransoletite with Roscherite

#64068
Availability
Sold
Size
7 x 5.5 x 3 cm - Sm Cabinet 
Formula
Ca3Be2(PO4)2(PO3OH)2·4H2O (RRUFF)
Locality
Tip Top mine, Custer Co., South Dakota, United States
Tagged
phosphate , beryllium , pegmatite mineral

Very tiny, less than 0.5mm, white Parafransoletite crystals in a 1 x 1cm area at the arrow. But also, there are several good groups around the matrix. I marked these with a tiny blue ink dots. You have to have a good microscope to see these. Beryl matrix.  Parafransoletite is an extremely rare beryllium phosphate.

Type & Only Locality

Parafransoletite

Formula
Ca3Be2(PO4)2(PO3OH)2·4H2
Crystal System
Triclinic 
Crystal Habit
Spear Head, Wheat Sheaf, Radial 
Cleavage
None, None, None 
Luster
Vitreous - Silky 
Color
colorless, white 
Streak
white 
Class
Triclinic - Pinacoidal 
Hardness
2.5 

Data courtesy of Webmineral.

Special Info
Type & Only Locality

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