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Coronadite: Pb(Mn++++,Mn++)8O16 Crocoite: PbCrO4
Comments: Black coronadite with red crocoite on matrix.
Location: Callenberg North (no. 1) open cut, Callenberg, Glauchau, Saxony, Germany.
Scale: Specimen size 7 cm.
© Thomas Witzke / Abraxas-Verlag
Coronadite: Pb(Mn++++,Mn++)8O16 Iodargyrite: AgI
Comments: Dark, fine-grained massive coronadite with yellowish octahedral iodargyrite crystals.
Location: Broken Hill, New South Wales, Australia.
Scale: Picture size 3x2 cm.
© Dave Barthelmy