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Agardite-(La): (La,Ca)Cu6(AsO4)3(OH)6·3(H2O)
Comments: Blue-green acicular sprays of agardite-(La) in a gossanous matrix. Location: Laurion, Greece. Scale: Specimen Size 4 cm. © Adam Larson
Agardite-(Nd): (Pb,Nd,Y,La,Ca)Cu6(AsO4)3(OH)6·3(H2O)
Comments: Bluish-green agardite-(Nd) crystals and green conichalcite botroids. Location: Big Three Mine, Esmeralda County, Nevada, USA. Scale: Specimen Length 4 cm. © Adam Larson
Atencioite: Ca2Fe++[ ]Mg2Fe++2Be4(PO4)6(OH)4·6H2O
Comments: Nodule of tan atenciote. Location: Pomaroli Mine, Linópolis,Minas Gerais, Brazil. Scale: Specimen size 1 cm. © Adam Larson
Johachidolite: CaAlB3O7
Comments: 0.91 carat round cut johachidolite gem. Location: Byant Gyi, Pein Pyit, Mogok, Burma (Myanmar). Scale: Not Given. © Adam Larson
Lautarite: Ca(IO3)2
Comments: Sealed specimen jar with lautarite with nitratine.. Location: Atacama Desert, Chile. Scale: 3 cm Tall. © Adam Larson
Rhabdophane-(La): (La,Ce)PO4·(H2O)
Comments: Analcime crystal covered with rhabdophane-(La) crystals with black aegirine. Location: Demix Quarry, Mont St Hilaire, Quebec, Canada. Scale: Crystal Size to 2cm. © Adam Larson