Mindat Short Description
The lead analogue of Sewardite. The orthorhombic dimorph of Mawbyite.
A rare secondary mineral formed as an alteration product of (mainly) arsenopyrite in the oxidized zones of lead-bearing deposits. Structurally related to palermoite.
May be co...
Geoscience Ontology Status Notes
Sandberger F (1850) Carminspath, ein neues mineral aus der ordnung der arseniate, Annalen der Physik und Chemie 80, 391-392
IMA Formula (from Mindat)
PbFe3+2(AsO4)2(OH)2
RRUFF Formula (from Geoscience Ontology)
PbFe3+2(As5+O4)2(OH)2