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Haynesite: (UO2)3(SeO3)2(OH)2·5(H2O)
Comments: Bright yellow sunburst clusters of haynesite on a fracture surface.. Location: Repete Mine, San Juan Co., Utah, USA. Scale: Picture size 0.5 cm. © Paul M. Schumacher
Comments: Yellow tufts of haynesite. Location: Repete mine, San Juan County, Utah, USA. Scale: Crystal size 0.5 mm. © Tom Loomis / Dakota Matrix