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Phoenicochroite: Pb2(CrO4)O Hemihedrite: Pb10Zn(CrO4)6(SiO4)2F2
Comments: Yellow hemihedrite crystals to 1 mm within pockets of dark red phoenicochroite crystalline aggregates on matrix. Location: Pack Rat claim, Maricopa Co., Arizona, USA. Scale: Picture size 1.5 cm. © Tom Loomis / Dakota Matrix
Phoenicochroite: Pb2(CrO4)O
Comments: Deep red phoenicochroite with crocoite in matrix. Location: Callenberg North (no. 1) open cut, Callenberg, Glauchau, Saxony, Germany. Scale: Picture size 6.5 mm. © Thomas Witzke / Abraxas-Verlag