A choice specimen of dark reddish brown blocky habit crystals of Descloizite to 1.2cm. Each crystal is large and well-defined. Hampson acquired this specimen in 1971 from Ward's. Label from Ward's included - see prov. tab.
Descloizite
Formula
PbZnVO4(OH)
Crystal System
Orthorhombic
Crystal Habit
Plumose, Tabular, Encrustations
Cleavage
None, None, None
Luster
Greasy (Oily)
Color
dark brownish black, dark reddish brown, orange red, reddish brown, black