Black, sparkly layer of crystalline Roscherite (Zanazziite?) with larger irregular rosettes of black Roscherite and white lath-like groups of Montgomeryite.
Roscherite
Formula
Ca2Mn2+5Be4(PO4)6(OH)4·6H2O
Crystal System
Triclinic
Crystal Habit
Pistolitic
Cleavage
Good, Distinct, None
Color
light brown, dark brown, olive green, orange red, red